At Various Times, the Nations That Constitute the Organization of Petroleum

Multiple Choice

At various times, the nations that constitute the Organization of Petroleum Exporting Countries (OPEC) have restricted the supply of oil to increase their profits. This is an example of:

A) individual actions whose side effects are not properly taken into account by the market.
B) one party preventing mutually beneficial trades in an attempt to capture a greater share of resources for itself.
C) the unsuitability of some goods for efficient management by markets.
D) regulating self-interest.