Josh is eating pizza at his favorite Italian restaurant. Below is his utility from this consumption:Table 19.1Slice of PizzaTotal UtilityMarginal UtilityFirst slice2020Second slice3919Third slice-15Fourth slice59-Refer to Table 19.1. What is Josh's total utility from consuming the third slice of pizza?

To calculate a firm's per unit of output profit, it is necessary to subtract

a. price from cost per unit. b. price from resource costs. c. cost per unit from product price. d. cost per unit from cost of resources.

Country A is relatively land-abundant, and wheat is relatively land-intensive. Given the assumptions of the Heckscher-Ohlin model, the opening of trade by this country will cause the domestic price of wheat to

A. fall. B. remain unaffected. C. rise. D. rise at first, but then fall back to its original level.