The invisible hand enforces the tendency toward

If there is no Ricardo-Barro effect, when the government runs a budget surplus, it

A) contributes to financing investment. B) competes with businesses for private saving. C) shifts the demand for loanable funds curve rightward. D) shifts the supply of loanable funds curve leftward. E) shifts the demand for loanable funds curve leftward.

On average, people in high-income countries ________ than people in low-income countries

A) are exposed to more severe diseases B) are subject to a higher infant mortality rate C) have a shorter life expectancy D) are taller