If a consumer has an income of $200, the price of X is $5, and the price of Y is $10, the maximum quantity of X the consumer is able to purchase is:

China linked its exchange rate to the U.S. dollar which meant in the 2004-2007 period

A) it appreciated against most other currencies, hurting its manufacturing competitiveness. B) it depreciated against most other currencies, making its products cheaper. C) it decreased the size of its merchandise trade surplus. D) it overvalued its currency, making it hard to attract foreign investment.

Which of the following will lead to a decrease in the firm's short-run demand for labor?

A) an increase in the price of the final product B) an increase in price of the final product's substitute good C) a decline in labor productivity D) an increase in the number of buyers for the final product