From 1990 to 2013, mortality under age 5 has ________ and the literacy rate has ________ in China.

"The fewer the number of substitutes for a product, the more elastic the demand for that product." Is the previous statement true or false?

What will be an ideal response?

The value-added approach to measuring GDP involves adding up the value of the

a. sales revenues of firms b. payments for the intermediate goods used by all firms c. the wages of the workers used to produce goods d. sales of all firms, minus all their purchases of intermediate goods e. values of final goods minus the value of all services