If wages are flexible, it is very likely that government intervention will be needed to push the economy out of a recessionary gap

The above table shows the market shares for all the landscaping services in a suburban area. The four-firm concentration ratio equals

A) 30 percent. B) 60 percent. C) 65 percent. D) 100 percent.

The unit-of-account function of money means that money is used

A) as a consistent means of measuring the value of things. B) as the common denominator of future payments. C) to pay for goods and services. D) to accumulate purchasing power.