Suppose the quantity of x is measured on the horizontal axis. If the price consumption curve is vertical when the price of x changes, then the demand for x is

The multiplier is 5 and, as a result of a change in expenditure, equilibrium expenditure and real GDP change by $200 billion. What was the initial change in autonomous expenditure?

A) $20 billion B) $50 billion C) $1,000 billion D) $40 billion E) $200 billion

Some advocates of antipoverty programs claim that fighting poverty is a public good. Describe why government intervention may be necessary to reduce poverty