Which of the following was a lasting effect of the OPEC embargo in the 1970s on the U.S. economy?

In the 1930s, some nations such as the United States and Britain abandoned their gold pegs by adopting ________, whereas other nations such as Germany and South American nations adopted ________.

A) floating exchange rates and open capital markets; fixed exchange rates and capital controls B) fixed exchange rates and open capital markets; floating exchange rates without capital controls C) fixed exchange rates and closed capital markets; floating exchange rates and closed capital markets D) floating exchange rates with closed capital markets; floating exchange rates and open capital markets

Capital deepening causes ________ in the demand for labor

A) a decrease B) an increase C) no change D) either an increase or decrease