From 1950 till 2009 the four-quarter growth rate of real GDP has been as high as ________ percent and as low as ________ percent

A perfectly competitive firm breaks even at a price equal to its minimum average total cost

Indicate whether the statement is true or false

According to John Maynard Keynes:

a. aggregate expenditures (demand) can be forever inadequate to achieve full employment. b. aggregate output (supply) can be forever inadequate to achieve full employment. c. the economy would automatically adjust to full employment in the long run. d. neither aggregate demand nor aggregate supply is a determinant of full-employment real GDP.