CFA Level 1 – 101 All Must Knows. 100% Coverage & Mastery. Rated A+
Addition Rule of Probability - ☑☑ADDITION: P(A or B) = P(A) + P(B) - P(AB)
Roy's Safety First Criterion - ☑☑Safety First Ratio = (E(R) - Rₜ) / σ
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CFA Level 1 – 101 All Must Knows. 100% Coverage & Mastery. Rated A+
Addition Rule of Probability - ☑☑ADDITION: P(A or B) = P(A) + P(B) - P(AB)
Roy's Safety First Criterion - ☑☑Safety First Ratio = (E(R) - Rₜ) / σ
Larger ratio is better
If (Rₜ) is risk free rate, then it becomes Sharpe Ratio
Sharpe Ratio - ☑☑Sharpe Ratio = (E(R) - RFR) / σ
Larger ratio is better
If (Rt) is higher than RFR, then it becomes Safety First Ratio
Central Limit Theorem - ☑☑If we take samples of a population, with a large enough sample size, the distribution of all sample means is normal with:
- A mean equal to the population mean
- A variance equal to the population variance divided by sample size (σ² / n)
Standard Error of Sample Mean - ☑☑σ / n^½
Binomial Probability - ☑☑One of two possible outcomes (i.e. success/failure)
Possible outcomes can be demonstrated in binomial tree
Use "nCr" on calculator to solve:
nCr = P(success)^x * P(failure)^(n-x)
P - Value - ☑☑Based on a calculated test statistic, rather than a significance level (which is chosen)
p-value = smallest significance level at which an analyst can reject the null hypothesis
one-tailed test - "less than or equal to"
two-tailed test - "equal to"
Cumulative Distribution Function - ☑☑Gives the probability that a random variable will have an outcome less than or equal to a specific value (represented by F(x))
F(x) = probability of an outcome less than or equal to x
Standard normal table (z) shows cumulative probabilities
Effective Annual Yield - ☑☑EAY = (1 + (i/n))^n - 1
Stated Rate = (EAY^(1/n) - 1) * n
Continuous Compounding - ☑☑ln(EAY) = continuously compounded stated rate
e^(continuously compounded stated rate) = EAY
Type I Error - ☑☑Incorrectly rejecting a true null hypothesis
(convicting an innocent person is Type I)
Type II Error - ☑☑Failure to reject a false null hypothesis
(failure to convict a guilty person is Type II)
Significance Level / Power of a Test - ☑☑Significance Level = Probability of Type I
Power of a Test = (1 - Probability of Type I)
Covariance (Probability Model) - ☑☑Covariance of random variables A and B from probability model
On the calculator:
1) Enter returns for set A and joint probabilities for AB; find mean A
2) Enter returns for set B and joint probabilities for AB; find mean B
3) Multiply each joint probability AB by each set's returns minus means
(ex: P(AB1)(A1 - Mean A)(B1 - Mean B) + P(AB2)(A2 - Mean A)(B2 - Mean B) + ... + P(ABn)(An - Mean A)(Bn - Mean B))
4) The summed total is your covariance
Covariance (Sample) - ☑☑Covariance of random variables A and B from sample with historical data with n observations
Correlation Coefficient - ☑☑COVab / σaσb
Bank Discount Yield (Discount basis) - ☑☑(Discount / Face Value) * (360 / Days)
Money Market Yield - ☑☑(HPY) * (360 / Days)
Bond Equivalent Yield - ☑☑(HPY) * (365 / Days)
Most appropriate for comparing yields!
Technical Analysis Indicators - ☑☑Continuation:
TRIANGLE (or pennant) = Suggests a pause in the stock price movement that will be followed by a continuation of the previous trend
Reversal:
HEAD AND SHOULDERS = Suggests a future decline in the stock price regardless of prior trend
DOUBLE BOTTOM = Increasing stock price in the future (reversal of a downtrend)
Trendlines:
SUPPORT / RESISTANCE = Range that stock price trades in based on supply/demand. Stock is "supported" from going below a certain low price, and "resists" going above a certain high price
Price Elasticity - ☑☑%ΔQuantity / %ΔPrice = (ΔQ / ΔP) * (P₀ / Q₀)
Demand is elastic if less than -1
Demand is inelastic if 0 to -1
Income Elasticity - ☑☑%ΔQuantity / %ΔIncome
Positive for normal good
Negative for inferior good
Cross-Price Elasticity - ☑☑%ΔQuantity / %ΔPriceʳᵉˡᵃᵗᵉᵈ ᵍᵒᵒᵈ
Positive for substitutes
Negative for complements
Sources of Economic Growth - ☑☑Increases in:
- Labor
- Physical Capital
- Technology
- Natural Resources
- Human Capital
(LPT:HN)
"Life Pro Tip: No Hangovers"
Production Function Approach (GDP) - ☑☑Potential GDP = A * f(L,K)
L = Labor
K = Capital
A = "total factor productivity" aka increased growth not explained by growth of labor and capital
This is a proxy for growth of technology
Solow (neoclassical) model (GDP) - ☑☑Growth in Potential GDP = growth in technology + Wₗ(growth in labor) + Wₖ(growth in capital)
Growth in a country's per capita GDP = growth in technology + Wₖ(growth in K/L ratio)
No Arbitrage Forward Rate - ☑☑(1 + price currency int. rate) / (1 + base currency int. rate) = forward exchange rate / spot exchange rate
((1 + price currency int. rate) / (1 + base currency int. rate)) * spot rate = no arbitrage forward rate
Exchange Rate Quotes - ☑☑Price Currency / Base Currency
Read as "units of price currency for each unit of base currency"
Business Cycle - Leading Indicators - ☑☑Precede:
Weekly Hours Manufacturing
Manufacturing New Orders; Non-defense
Consumer Goods
ISM New Orders Index
Stock Prices
Yield Curve
New Unemployment Ins. Claims
Building Permits
Capital Goods ex. Aircraft
Leading Credit Index
Consumer Expectations
Business Cycle - Coincident Indicators - ☑☑Coincide:
Nonfarm payrolls
Personal Income - Transfer Payments
Manufacturing and Trade Sales
Business Cycle - Lagging Indicators - ☑☑Follow:
*Unemployment Rate
Duration of Unemployment
Inventory / Sales Ratio
Manufacturing and Trade
Commercial and Individual Loans
Prime Rate
Manufacturing Labor Cost per Unit of Input
Commercial / Personal Credit
Income Ratio
CPI
The Fundamental Relationship (GDP) - ☑☑Expenditures: GDP = C + I + G + (X - M)
Income: GDP = (C + S) + T
Fundamental Macro Relationship - ☑☑(S-I) = (G-T) + (X-M)
S = Personal Savings
I = Personal Investment
G = Government Spending
T = Tax Revenue
X = Exports
M = Imports
If G > T, government deficit
If X > M, trade surplus
Inflationary Gap - ☑☑Real output above full employment (LRAS)
Upward pressure on wages will decrease SRAS, reducing output and increasing prices (SRAS moves up)
Recessionary Gap - ☑☑Real output below full employment (LRAS)
Downward pressure on wages should increase SRAS, increasing output to full employment, but recessionary gap may persist if "downward sticky."
Kenesyian theory suggests government spends to step in and increase AD up to equilibrium (stimulus or expansionary monetary policy)
Effects of Trade Restrictions - ☑☑Trade restrictions typically increase the welfare of domestic producers, but decrease welfare of domestic consumers and foreign producers.
Overall welfare is decreased by trade restrictions (deadweight loss)
Types of Trade Restrictions - ☑☑Tariffs (Oldest) - Taxes on imported goods; benefits government who collects tariff revenue
Quotas - Limits quantity of imports in a time period; benefits government if selling licenses; benefits foreign producers through quota rents
Voluntary Export Restraints - Foreign countries limits on quantity of exports to domestic nation. Effects are similar to quota, but government gets no revenue.
Consumer Price Indexes - ☑☑Designed to measure change in cost of basket of goods/services
Weights in CPI reflect purchases of typical urban household
Annual inflation rate is year over year % change in CPI
Laspeyres Index (US CPI) - ☑☑(Base year basket at current prices / Base year basket at base prices) * 100
Doesn't account for introduction of new goods, substitutions, or quality improvements (tends to overstate inflation).
Paasche Index - ☑☑(Current year basket at current prices / Current year basket at base prices) * 100
Does allow for substitution
Fischer Index - ☑☑Chain weighted: Geometric mean of Paasche & Laspeyres Indexes
Market Stuctures - ☑☑Perfect Competition
Monopolistic Competition
Oligopoly
Monopoly
Perfect Competition - ☑☑Many Firms
"Commodity" Products
No pricing power (price taker)
Compete only on price
Monopolistic Competition - ☑☑Many Firms
Differentiated Products
Slight pricing power
Compete on price, features, advertising
Oligopoly - ☑☑Few Firms
May be differentiated
May be significant pricing power
Compete on price, features, advertising
Monopoly - ☑☑One Firm
No Good Substitutes
Significant pricing power
No need to compete; only advertise
Expansionary Fiscal Policy - ☑☑Fiscal policy is expansionary if deficit increases or surplus decreases (G > T)
policy rate < neutral interest rate
Contractionary Fiscal Policy - ☑☑Fiscal policy is contractionary if deficit decreases or surplus increases (G < T)
policy rate > neutral interest rate
Neutral Interest Rate - ☑☑Long Term Trend of GDP Growth + Target Inflation Rate
Cash Flow from Operations (CFO) - ☑☑Transactions that affect Net Income
CFO = Net income + noncash - WC investments
Typically, cash flows are operating if they affect current assets/liabilities
IFRS:
Interest or dividends received CFO or CFI
Interest or dividends paid CFO or CFF
US GAAP:
Interest or dividends received CFO
Cash Flow from Investing (CFI) - ☑☑Purchases and sales of assets, some financial investments
Typically, cash flows are investing if they affect long-lived assets
IFRS:
Interest or dividends received CFO or CFI
Cash Flow from Financing (CFF) - ☑☑Transactions that affect firm's capital structure (equity; long-term debt)
Typically, cash flows are financing if they affect long-lived liabilities and equity
IFRS:
Interest or dividends paid CFO or CFF
US GAAP:
Dividends paid are CFF
Non-Cash Transactions - ☑☑Disclosed in footnotes of cash flow statement
Operating Cycle - ☑☑Days inventory on hand + Days Sales Outstanding (DSO)
Cash Conversion Cycle (Net Operating Cycle) - ☑☑Days inventory on hand + Days Sales Outstanding (DSO) - Days payables
Days Inventory on Hand - ☑☑365 / Inventory Turnover
Days Sales Outstanding (DSO) - ☑☑365 / Receivables Turnover
Days of Payables - ☑☑365 / Payables Turnover
Net Profit Margin - ☑☑Net Income / Revenue
Asset Turnover - ☑☑Revenue / Assets
Leverage Ratio - ☑☑Avg. Total Assets / Avg. Total Equity
DuPont Decomposition of ROE (1-3 Stage) - ☑☑ROE (1 Stage)
= (Net Income / Equity)
ROE (2 Stage)
= (Net Income / Revenue)
* (Revenue / Equity)
= Net Profit Margin
* Equity Turnover
ROE (3 Stage)
= (Net Income / Revenue)
* (Revenue / Assets)
* (Assets / Equity)
= Net Profit Margin
* Asset Turnover
* Financial Leverage (or Equity Multiplier)
DuPont Decomposition of ROE (5 Stage) - ☑☑ROE
= (Net Income / EBT)
* (EBT / EBIT)
* (EBIT / Revenue)
* (Revenue / Assets)
* (Assets / Equity)
= tax burden
* interest burden
* EBIT margin
* asset turnover
* Financial Leverage (or Equity Multiplier)
Free Cash Flow to Firm (FCFF) - ☑☑Cash flow available to debt and equity holders
FCFF = Net income + noncash charges + after-tax interest - FC (fixed) investment - WC (working) investment
FCFF = CFO + after-tax interest - FC investment
Free Cash Flow to Equity (FCFE) - ☑☑Cash flow available to equity holders after meeting obligations of debt holders
Can sometimes be used in lieu of dividends to evaluate value of firm
FCFE = CFO - FC Investment + net borrowing
Impairment of Long-Lived Assets - ☑☑Asset is impaired if market value falls below B/S carrying value
IFRS: check for impairment annually
US GAAP: Assess when circumstances dictate; apply recoverability test
Recoverable Amount - ☑☑Greater of fair value less selling costs (what you can net for it if you sell it) or value in use (PV of future cash flows)
Recoverability Test - ☑☑Asset is impaired if sum of undiscounted cash flows is less than carrying value
Recovery of Impairment - ☑☑May be recognized under IFRS; not allowed under US GAAP
Financial Statement effect of Impairment - ☑☑- Long-lived asset decreases by impairment amount
- Income decreases by impairment amount when recognized
- Taxes due not affected because tax deductions are not recognized until asset is sold/disposed (unrealized loss)
- If DTL for asset exists, reduces DTL to narrow gap between carrying and tax base
- cash flows not affected (non-cash)
- Depreciation expense in future periods will decrease (reduces depreciable value)
Revaluation of Long-Lived Assets - ☑☑US GAAP: prohibited
IFRS: allowed if fair market value can be determined reliably
Revaluation Up - ☑☑Revaluation up to fair value
Goes directly to S/E as revaluation surplus unless they reverse a previous loss on I/S
Revaluation Down - ☑☑Revaluation down to fair value
Reduces any previous reevaluation surplus first; if no previous surplus exists, go to I/S and recognize as loss
Fair Value Model for Investment Property - ☑☑IFRS only; long-lived assets held for rental income or price appreciation
FVM is similar to trading securities
Carry asset at fair value; recognize gains/losses on I/S
Revaluation vs. Fair Value Models - ☑☑If no losses have been recognized, Fair Value model will value asset higher because any gains will be sent to S/E as revaluation surplus under revaluation model
Types of Leases - ☑☑Operating Lease
Finance Lease (IFRS) / Capital Lease (US GAAP)
Finance Leases - ☑☑Treat as if borrowing to purchase asset
Treat liability as if amortizing loan
IFRS: Finance Lease if rights/risks of ownership transferred to lessee
US GAAP: Finance Lease if any of these are met:
- Title Transfers at end of lease
- Bargain purchase option at end of lease
- Lease period is 75% or more of useful life
- PV of lease payments if 90% or more of value
Operating Leases - ☑☑Treat as if renting the asset
Payments are rental expense on I/S
Payments are CFO outflows on C/F
Finance Lease (B/S) - ☑☑Recognize long-lived asset equal to lower of fair value or PV of lease payments, and recognize a liability equal in value to the long-lived asset
Long-term liability has a current portion, same as LT debt
Finance Lease (I/S) - ☑☑Depreciation expense on asset and interest expense on liability
- greater than lease payments in early years of lease; less than payments in later years
Finance Lease (C/F) - ☑☑Payments are part interest (CFO outflow) and part principal (CFF outflow)
Interest portion can be classified as CFF under IFRS
Cash Flow from Operations (CFO) - ☑☑Transactions from firm's regular business activities
CFO (Direct Method) - ☑☑Direct Method: Start with cash from customers; add all other CFO receipts; subtract all CFO payments
CFO (Indirect Method) - ☑☑Indirect Method: Start with net income and undo anything that isn't CFO
Requires adjusting accruals to a cash basis
Sources of Cash - ☑☑Increase in a liability; decrease in an asset
Uses of Cash - ☑☑Decrease in a liability; increase in an asset
Expensing Asset - ☑☑Cost is an expense on I/S
Classified as operating cash outflow
Capitalizing Asset - ☑☑Cost is recorded as asset on B/S
Classified as an investing cash outflow
Expense (depreciation or amortization) on I/S, cost spread over asset's life
Effects of Capitalizing vs. Expensing - ☑☑Capitalization:
- smooths earnings
- Higher NI in current period, lower in later periods
- Higher assets and S/E
- Increase CFO, decrease CFI
Total Debt Ratio - ☑☑Debt / Assets
Fixed Asset Turnover Ratio - ☑☑Sales / Fixed Assets
Deferred Taxes - ☑☑Result from different accounting rules for financial reporting and tax reporting
Income tax expense (fin. reporting) might not always equal taxes payable (tax reporting)
If differences are temporary, B/S will reflect DTA or DTL
Deferred Tax Examples - ☑☑Accelerated depreciation
warranty expense
Warranty Expense - ☑☑Recognized over warranty period for fin. reporting, but not actually paid for tax reporting
Tax Loss Carryforward - ☑☑Taxable losses from earlier period can be carried forward. Losses can be used to reduce taxable income in subsequent periods.
Reduction in future taxes payable is DTA
Valuation Allowance - ☑☑DTA reduced for probability that it won't be realized; contra account under US GAAP
(DTAs are directly reduced under IFRS; no such thing as valuation allowance)
Revenue Recognition LT Projects (Reliable) - ☑☑Firms may recognize revenue and profit for LT projects if outcome can be reliably estimated.
Loss (if any), must all be recognized in current period
Percentage of Completion (Method) - ☑☑Revenue each period = Total project revenue * percentage of completion - revenue recognized to date
Revenue Recognition LT Projects (unreliable) - ☑☑IFRS: Expense costs when incurred, recognize revenue up to costs, no profit until completion
US GAAP: Completed contract method; all revenue, expense, and profit at completion
Percentage of Completion (Formula) - ☑☑Costs incurred to date / total estimated costs
Ending Inventory - ☑☑Beg. Inventory + Purchases - COGS
LIFO - ☑☑Last In First Out
Is not allowed under IFRS!
Choosing an Inventory Costing Method - ☑☑Choose the one that matches flow of physical goods most appropriately
LIFO Layer - ☑☑Layer of goods at certain LIFO price
FIFO Inventory (calculation) - ☑☑LIFO Inventory + LIFO reserve
FIFO Retained Earnings - ☑☑LIFO Retained Earnings + LIFO reserve * (1 - tax rate)
FIFO COGS - ☑☑LIFO COGS + Change in LIFO reserve
Inventory Preferences for Analysis - ☑☑FIFO values for Inventory
LIFO values for COGS
These valuations are closer to true replacement cost
Accounting for Investment in Securities - ☑☑Trading Securities:
- Intended to sell in short term; marked to market each period; unrealized gains/losses reported on I/S
Available for Sale:
- May sell prior to maturity; marked to market each period; unrealized gains/losses reported on S/E (OCI)
Held to Maturity:
- Not to be sold; B/S value is amortized cost (unless impaired, then market value)
Change in Security Value (Accounting) - ☑☑Realized Gains/Losses, Interest, dividend income
always to I/S
Accounting for fixed-coupon bond liabilities - ☑☑IFRS: Proceeds - Issuance Costs
US GAAP: Proceeds (issuance costs amortized on B/S as asset)
YTM when issued will determine interest expense for each period
Effective Interest Method - ☑☑Discount or Premium amortized over life of bond, so that at maturity B/S liability will equal face value
Follows Constant Yield Price Trajectory
Straight Line Method (EIM) - ☑☑Total discount (premium) / #periods
Permitted under US GAAP
Fair Value Alternative (EIM) - ☑☑IFRS and US GAAP allow reporting liability at fair value; cannot change to another method once selecting (changes I/S value)
Effects of Leasing vs. buying Long-Lived Asset - ☑☑Purchase Long Lived Asset:
Recognize asset on B/S at original cost
Recognize depreciation each period on I/S
Cash paid for asset is CFI in purchase period
Lease long lived asset (finance lease):
Recognize asset & liability on B/S
Lower of: PV of payments, fair value
Each period: recognize expenses on I/S
Depreciation expense on asset; Int. exp on liability
Cash paid for lease payments is part CFF (principal repaid) and CFO (interest paid)
Finance Lease Liability - ☑☑Treated as an amortizing loan
(lease liability and loan liability are the same)
Temporary and Permanent Tax Differences - ☑☑Difference between income tax expense and taxes payable
DTAs and DTLs are temporary differences and will eventually be reversed
Tax-exempt interest income is permanent and will not be reversed
Permanent Tax Difference Formula - ☑☑Tax Rate = Income Tax Expense / Pre-Tax Income
Aggressive Accounting Decisions - ☑☑Increase current income or improve reported financial position
Conservative Accounting Decisions - ☑☑Decrease current income or worsen reported financial position
Basic EPS Calculation - ☑☑(Net Income - Preferred Dividends) / Weighted avg. common shares
Weighted avg. common shares includes share issuance, share repurchases, stock splits / dividends
Diluted EPS Calculation - ☑☑Company must report diluted EPS if they have them
Potentially Dilutive Securities - ☑☑Stock Options or Warrants
Convertible Bonds
Convertible Preferreds
Stocks & Warrants (Dilutive EPS) - ☑☑Exercise does not affect earnings to common, but does increase common shares
Use Treasury Stock Method:
Assume company purchases shares w/ proceeds of options / warrants, and issues new share for the rest, all at average price for the year
Convertible Preferred Shares (Dilutive EPS) - ☑☑Conversion affects earnings to common, and increases common shares
Test for dilution:
Convertible Preferred Dividends / #New Shares if converted
Convertible Bonds (Dilutive EPS) - ☑☑Conversion affects earnings to common, and increases common shares
Test for Dilution:
(Convertible Bond Interest) * (1-tax rate) / #New shares if converted
Current Ratio - ☑☑Current Assets / Current Liabilities
Net Profit Margin - ☑☑Net Income / Sales
Debt to Equity Ratio - ☑☑Total Debt / Shareholder's Equity
Effect of Changes in Tax Rate on DTA / DTL - ☑☑Values of DTA / DTL based on tax rate expected when temporary diff. reverses
If tax rate decreases, deferring tax good; prepaying bad - DTAs & DTLs both decrease
If tax rate increases, deferring
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