PriceQuantity Demanded$4300$3400$2500$1600Refer to the above data. What is the elasticity of demand between the prices of $4 and $3?

An increase in labor productivity necessarily means an increase in real GDP per capita if: a. real GDP increases

b. the employment growth rate is greater than the population growth rate. c. the employment growth rate is less than the population growth rate. d. the size of the labor force remains constant. e. real GDP increases more rapidly than nominal GDP.

Total utility can be calculated as the

a. difference between all marginal utilities b. price paid for one good c. sum of all marginal utilities d. total expenditure on all units of the good the consumer buys e. difference between the marginal utilities of the first and last units