An improvement in technology shifts the supply curve rightward

WTO rulings with respect to environmental issues have:

a. generally had very adverse effects on the environment. b. generally increased regard for environmental protection. c. caused substantial decreases in international trade. d. caused countries to adopt more stringent laws more affecting imports than domestic producers.

The data in the table above are the U.S. balance of payments. The capital and financial account balance is

A) $0. B) -$80 billion. C) -$200 billion. D) +$200 billion.