Market factors, however, can modify this effect. Hence, the final price increase due to a tariff may be less than, equal to , or more than the amount of the tariff. In many cases, though, the final price increa 当关税被强加给进口时,对价格的直接冲击是由相当数量关税培养它。 销售因素,...
their discovery. Some play such key roles in regulating bodily processes or behavior that their absence would cause immediate death. The most abundant hormones have effects that are less obviously urgent but can be more far-reaching and difficult to track: They modify moods a 得知激素从他们的...