需求與供應（一）

The law of demand would be rejected if

If the government changes the same lump-sum sale tax to each and every customer going to eat in restaurants,

A unit sales tax imposed on cigarettes implies that

Which of the following statements may be consistent with a downward sloping demand curve?

If a uniform per-unit tax on wine is removed, then

A per unit tax imposed on cigarettes will tend to generate which of the following effects?

Which of the following is NOT implied by the law of demand?

Country A imports two brands of garments, X and Y, from Country B. Brand X is of better quality and is higher priced. Now, a tariff rate of 10% is imposed on both X and Y. If there is no other source of supply of garments, we predict that

According to the law of demand, if taxi drivers impose a $5 additional charge per trip regardless of distance,

Sunkist oranges are regarded as the finest quality oranges produced in California. However, it is observed that a relatively small quantity of Sunkist oranges is sold in Los Angeles, but they are plentiful in Hong Kong. This phenomenon is explained by