China Intermediate Economist - independent subject foundations cheat sheet

Opportunity cost is the next-best alternative forgone and can have a monetary valuation.

A shortage at a price is different from scarcity of resources across competing uses.

An own-price movement differs from a demand or supply shift.

State the point, initial-base or midpoint elasticity convention.

Revenue and profit can move in different directions.

Distinguish a budget flow, a debt stock and the financing transactions.

A bank loan can create a corresponding deposit; a 1/r multiplier is a deliberately simplified model.

Policy rates influence, but do not equal, every retail borrowing rate.

Real and nominal measures need the relevant price index and base normalization.

Spending and tax multipliers require their model and sign conventions.

An index-point change is not automatically an equal percentage change.

State the initial-base, midpoint or point elasticity convention.

A sample standard error differs from individual-observation dispersion.

Correlation and fitted prediction do not by themselves establish causation.

Use exact growth-factor ratios when precision matters.

Separate capital, liquidity, profitability and credit quality.

Assess repayment cash flows and downside exposure, not collateral alone.

State interest and coverage-ratio conventions explicitly.

An anomaly is a lead for review rather than proof of wrongdoing.

Cost of sales includes carriage inwards and excludes carriage outwards

Closing inventory affects both the trading account and the balance sheet

Drawings reduce capital and are never an expense

An increase in the doubtful debts provision is charged to profit and loss

Capital = opening capital + net profit − drawings

Issued capital and actual cash received are different concepts.

Share premium in the supplied par-value model is not sales revenue.

Distinguish equity distributions from interest on liabilities.

Prime cost includes direct materials consumed, direct labour and direct expenses

Cost of production adds production overheads and adjusts for work in progress

Selling and administration costs are not production costs

Inventory is valued at the lower of cost and net realisable value

Define incremental cash flows and the valuation date.

Discount rate, cash-flow timing and risk assumptions must be consistent.

NPV, IRR, payback and accounting return measure different things.

Expected value does not eliminate downside or estimation uncertainty.

Supplied model rates are not current market or tax facts.