Economy. . . . . . The word economy comes from a Greek word for “one who manages a household

Elasticity . . . … is a measure of how much buyers and sellers respond to changes in market conditions … allows us to analyze supply and demand with greater precision

In a free, unregulated market system, market forces establish equilibrium prices and exchange quantities. While equilibrium conditions may be efficient, it may be true that not everyone is satisfied

The Costs of Taxation How do taxes affect the economic well- being of market participants?

国家开放大学：2008—2009学年第二学期“开放专科”广告专业广告调查与预测期末试题（7月）

国家开放大学：2008—2009学年第二学期“开放专科”广告专业广告策划（2）期末试题（7月）

国家开放大学：2008—2009学年第二学期“开放专科”广告专业广告策划（1）期末试题（7月）

国家开放大学：2008—2009学年第二学期“开放专科”广告专业广告文案期末试题（7月）

International Trade What determines whether a country imports or exports a good?

国家开放大学：2008—2009学年第二学期“开放专科”广告专业广告创意与表现（1）期末试题（7月）