The following table provides data for an economy in a certain year.Consumption expenditures1,000Imports600Government purchases of goods and services700Construction of new homes and apartments500Sales of existing homes and apartments600Exports500Government payments to retirees200Household purchases of durable goods300Beginning-of-year inventory500End-of-year inventory600Business fixed investment300Given the data in the table, compute the government purchases component of GDP.

Given the information in the figure above, Joe can benefit from trade as far as the price at which he buys Liz's smoothies is

A) below 5 salads per smoothie. B) not higher than 2 salads per smoothie. C) not lower than 2 salads per smoothie. D) not lower than 1 salad per smoothie. E) not higher than 4 salads per smoothie.

The figure above shows the market for annual influenza immunizations the United States. The efficient quantity of immunizations is

A) 14 million per year. B) 10 million per year. C) Between 14 and 21 million per year. D) Less than 10 million per year. E) 22 million per year.