What is the present value of a payment of $100 to be made one year from today?

A fundamental problem in international economics is how to produce

A) a perfect degree of monetary harmony. B) an acceptable degree of harmony among the international trade policies of different countries. C) a world government that can harmonize trade and monetary policies D) a counter-cyclical monetary policy so that all countries will not be adversely affected by a financial crisis in one country. E) a worldwide form of currency.

Two problems that arise from asymmetric information are:

A. adverse selection and diseconomies of scale. B. moral hazard and the free-rider problem. C. the free-rider problem and adverse selection. D. moral hazard and adverse selection.