Demand and supply can also be used to explain how economic events will cause ___________ in prices, wages, and rates of return.

The World Bank approach to combating child labor stresses

(a) making child labor legal under certain conditions. (b) tackling the sources of poverty. (c) encouraging families to migrate to richer countries. (d) providing each child with a computer so that children have an alternative to working.

The opportunity costs of the firm using its own funds are measured by the:

A) market interest rate. B) inflation rate. C) price level. D) menu costs.