When the housing bubble burst, prices fell particularly severely in all of these states except:

According to the invisible hand principle, competitive markets generally

a. bring the self-interest of individuals into harmony with the efficient allocation of resources, even though centralized planning of economic activities is absent. b. bring the self-interest of individuals into harmony with the efficient allocation of resources when the behavior of individuals is directed by democratic centralized planning. c. require central direction; otherwise, the actions of self-interested individuals will conflict with the general interests of society. d. promote the economic welfare of self-interested producers at the expense of unorganized groups such as consumers and taxpayers.

The Malthusian theory said that population tended to grow in a(n) _____ progression, while the food supply tended to grow in a(n) _____ progression.

A. arithmetic; arithmetic B. geometric; geometric C. geometric; arithmetic D. arithmetic; geometric