Economics Flashcards
Elasticity of Supply
(►Q / Avg Q)
————————
(►P / Avg P)
Economic Profit
Total Revenue - Total Costs
Both Implicit and Explicit
Marginal Propensity
to Consume
MPC
Consumption
———————
(1 - t)
(Consumption / Disposable Income)
Fiscal Multiplier
1
———————
1 - MPC(1 - t)
Unemployment Rate
Unemployed
———————
Labor Force
Current Account
of a Country
S - I + (T - G - R)
Savings - Investments + (Taxes - Gov’t Spending - Transfers)
Tools of Fiscal Policy
- Taxation
- Government Spending
Tools of Monetary Policy
- Open Market Operations
- Discount Rate
- Reserve Ratios
Consumer Price Index
CPI
ΣQc * Pc
————— * 100
ΣQb * Pb
Percent change of CPI basket relative to the base * 100.
Crowding-Out Effect
When a government budget deficit causes a decrease in private investment.
Marginal Product
MP
►Total Product
—————————
►Labor
Amount of additional output resulting from one additional unit of input.
Marginal Revenue Product
MRP
►Total Product
————————— * Price
►Labor
or
MP * P
Giffen and Veblen Goods
Giffen Goods
Inferior, Do not violate fundamental axioms
Veblen Goods
High-Status, violate fundamental axioms
Nominal GDP
Σ(P*Q)
The sum of price times quantity of goods and services. Based on current prices so inflation increases nominal GDP.
Real GDP
Σ(Pt-n*Q)
The sum of price (in year n) times quantity (current year) of goods and services. Realative to a base year. Ignores inflation.