The degradation of the environment from litter is a
a. a negative externality.
b. free rider problem.
c. Tragedy of the Commons.
d. Both a and c are correct.
d
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The equilibrium real interest rate is 5 percent. If the real interest rate is
A) anything other than 5 percent, the supply of loanable funds curve and/or the demand for loanable funds curve will shift to move the real interest rate to 5 percent. B) 6 percent, the demand for loanable funds curve will shift rightward as firms enter the market to borrow at the lower rate. C) 2 percent, there is a shortage of loanable funds. D) 8 percent, there is a surplus of loanable funds. E) 3 percent, then the supply of loanable funds curve will shift leftward as new savers enter the market.
Empirical tests of the theory of comparative advantage have provided
A) strong support for both the Ricardian and Heckscher-Ohlin models. B) mixed support for the Ricardian model and strong support for the Heckscher-Ohlin model. C) strong support for the Ricardian model and mixed support for the Heckscher-Ohlin model. D) mixed support for both Ricardian and Heckscher-Ohlin models. E) no support for either the Ricardian or the Heckscher-Ohlin models.