Which two resources do realists see as particular sources of conflict in future collaboration and cooperation over the environment?

An increase in the real interest rate leads to a(n) ________

A) increase in demand for capital B) decrease in demand for labor C) increase real output D) increase in demand for money

When a country's export spending exceeds import spending, the country is experiencing a:

A) trade deficit. B) trade surplus. C) budget deficit. D) none of the above.