【題目】 The price elasticity of demand for cigarettes is 0.4. If government wants to reduce smoking by 10 percent, by how much should it raise the price of cigarettes by imposing a tax? by 50 percent by 25 percent by 10 percent by ...
【題目】 A firm in pure competition would shut down when price is less than average variable cost. price is less than average total cost. price is less than average fixed cost. price is less than marginal cost.
【題目】 The owner of a local hot dog stand has estimated that if he lowers the price of hot dogs from $2.00 to $1.50, he will increase sales from 400 to 500 hot dogs per day. Using the midpoint formula, the demand for hot dogs is unit elastic. perfectly elastic ...
You are an economist for the Taipei City Subway Commission. Presently, the price of a subway ride is $80, and 250,000 seats are filled weekly. The income elasticity of demand is -0.60. If a recession lowered area incomes by 5%, how many additional seats per week would the subway need? 答案 ...