In the Solow model, if f(k) = 2k0.5, s = 0.1, n = 0.1, and d = 0.05, what is the value of f(k) at equilibrium?

When money serves as a standard for comparing values of different things, it is functioning as a

A) store of value. B) hedge against inflation. C) standard of deferred payment. D) unit of accounting.

Another name for internal cost is

A) private cost. B) social cost. C) psychological cost. D) marginal cost.