Ceteris paribus means "other things constant."

Refer to Figure 5-10. One way to obtain the economically efficient amount of chicken pox vaccinations is for governments to subsidize these vaccinations

What is the size of the per-vaccination Pigovian subsidy that the government must provide to internalize the external benefits? A) (PE - PF) B) PE C) (PF - PG) D) (PE - PG)

The substitution effect that occurs when interest rates change involves a change in consumption that develops from ________

A) a change in the general level of prices B) a period of increasing productivity C) a change in the level of income D) a change in the relative prices of consumption in the two periods