Economics Tools
Browse all available economics tools.
Available tools
- Advalorem Tax Exclusive Inclusive Price Tool Apply a caller-specified nonnegative ad valorem tax rate to a tax-exclusive price; no jurisdictional rule is selected.
- Base Period Real Nominal Price Crosswalk Tool Deflate a signed nominal monetary amount using a positive price index with its explicitly supplied base scale.
- Budget Constraint Numeraire Change Price Express one explicit nonnegative price in units of a supplied positive numeraire price without changing currency values.
- Budget Frontier Single Price Derivative Tool Budget frontier and derivative with respect to the first price at fixed supplied first quantity.
- Budget Line Axis Intercept Tool Calculate budget line axis intercept from explicit caller-supplied inputs.
- Budget Share Compensated Change Tool Express a caller-supplied compensated quantity change as a fixed-price expenditure-share contribution; no demand system is estimated.
- Budget Share Price Quantity Closure Residual Compare explicit price-times-quantity expenditure with a supplied budget-share amount on a common currency basis.
- Ces Substitution Elasticity Parameter Crosswalk Tool Use the CES power parameterization (a*x^rho+b*y^rho)^(1/rho), including the rho=0 limiting elasticity.
- Cobb Douglas Marginal Rate Substitution Term Tool Return MU_x/MU_y for x^alpha*y^(1-alpha), with positive quantities and an interior exponent.
- Cobb Douglas Share Reference Gap Tool Compare an observed income share with a supplied Cobb-Douglas elasticity without assuming profit-maximization conditions.
- Cobweb Linear One Period Update Tool Clear linear current demand a-b*p against supply c+d*p_previous without imposing stability.
- Commodity Numeraire Price Ratio Tool Express one nonnegative commodity price in units of a positive-price numeraire, with prices quoted in the same currency.
- Commodity Tax Retailer Net Receipt Subtract an explicit signed per-unit commodity tax from consumer payment without deciding incidence or legal tax treatment.
- Consumer Rebate Face Value Net Price Subtract an explicit consumer rebate from listed price in the same currency, preserving an excess rebate.
- Consumer Surplus One Linear Segment Tool Integrate the signed surplus of one explicitly linear willingness-to-pay segment above a fixed price.
- Cournot One Firm Markup Term Tool Return the interior Cournot first-order-condition markup for constant-slope inverse demand p=a-b*Q.
- Deadweight Loss Triangle Small Tax Tool Compute the local linear triangle approximation from an explicit tax wedge and quantity reduction.
- Economics: Utility Budget Feasibility Basket Tool Check one explicitly priced nonnegative consumption basket against an explicit budget without maximizing utility or predicting choices.
- Elasticity Logchange Residual Tool Calculate elasticity logchange residual from explicit caller-supplied inputs.
- Expenditure Share Good Tool Compute one good's expenditure share from an explicit compatible expenditure total.
- External Cost Private Social Gap Tool Calculate external cost private social gap from explicit caller-supplied inputs.
- Fixed Cost Output Average Cost Term Allocate explicit fixed cost over a positive supplied output quantity without estimating total production cost.
- Giffen Income Substitution Sign Gap Tool Calculate giffen income substitution sign gap from explicit caller-supplied inputs.
- Import Price Border Domestic Wedge Compare explicit domestic and exchange-converted border prices without attributing the wedge to tariffs or transport.
- Income Effect Substitution Effect Signed Sum Sum explicitly supplied compatible signed income and substitution effects without estimating demand responses.
- Leontief Fixed Input Bottleneck One Factor Tool Calculate leontief fixed input bottleneck one factor from explicit caller-supplied inputs.
- Marginal Cost Price Markup Denominator Normalize an explicit price-minus-marginal-cost gap by a supplied price or cost denominator convention.
- Marginal Expenditure Wedge Tool Differentiate expenditure q*p(q) at supplied local price and derivative.
- Marginal Product Elasticity Term Tool Scale a supplied marginal product into a local production elasticity without estimating a production function.
- Marginal Rate Wedge Tool Compare supplied marginal rates in a common basis without deriving tax rules or equilibrium conditions.
- Marginal Revenue Discrete Step Tool Compute discrete revenue change per quantity change between two distinct quantity observations.
- Monopoly Linear Demand Marginal Revenue Tool Calculate monopoly linear demand marginal revenue from explicit caller-supplied inputs.
- Net Tax Budget Line Slope Tool Compute a two-good budget-line slope from explicit per-unit taxes or subsidies.
- Opportunity Cost Shadow Price Term Tool Return the local objective change at a supplied shadow price, holding the active optimization basis fixed.
- Price Ceiling Equilibrium Gap Subtract an explicit price ceiling from a supplied equilibrium price without solving market equilibrium or predicting shortages.
- Price Index Single Basket Item Tool Return one fixed-basket item's base cost, current cost and signed cost change for price-index aggregation.
- Production Cost Returns Exponent Tool Two-point power-law cost exponent from supplied multiplicative output and cost factors.
- Production Possibility Frontier Local Slope Tool For a resource shift producing dX=MP_first*dR and dY=-MP_second*dR, return dY/dX.
- Public Good Lindahl Share Balance Tool Calculate public good lindahl share balance from explicit caller-supplied inputs.
- Quantity Rationing Unmet Demand Term Tool Calculate quantity rationing unmet demand term from explicit caller-supplied inputs.
- Quasilinear Demand Budget Residual Tool Calculate quasilinear demand budget residual from explicit caller-supplied inputs.
- Real Income Deflator Share Tool Calculate real income deflator share from explicit caller-supplied inputs.
- Real Wage Consumption Basket Factor Tool Calculate real wage consumption basket factor from explicit caller-supplied inputs.
- Reservation Price Surplus One Unit Tool Calculate reservation price surplus one unit from explicit caller-supplied inputs.
- Slutsky Income Effect Single Good Tool Calculate slutsky income effect single good from explicit caller-supplied inputs.
- Specific Tax Per Unit Wedge Tool Apply a supplied specific tax per physical unit, without modelling demand, supply or incidence.
- Stackelberg Follower Reaction Point Tool Calculate stackelberg follower reaction point from explicit caller-supplied inputs.
- Subsidy Price Floor Binding Witness Tool Calculate subsidy price floor binding witness from explicit caller-supplied inputs.
- Sunk Vs Incremental Cost Label Tool Classify an explicitly described cost by incurred and avoidable flags; this is a bookkeeping convention rather than a determination from a cost description.
- Tax Incidence Elasticity Share Term Tool Calculate tax incidence elasticity share term from explicit caller-supplied inputs.
- Unit Elasticity Revenue Neutral Step Apply an explicit price multiplier and reciprocal quantity multiplier to preserve revenue, without asserting empirical demand elasticity.