This is hard to answer without a time-frame, of course, but one of the major innovations of department store economics was that the stores became more willing to recommend competing stores if they didn't have a particular product. The idea being that a customer would appreciate the help and return later.
Answer:The causes of the French Revolution were many: the monarchy's severe debt problems, high taxes, poor harvests, and the influence of new political ideas and the American Revolution.
Explanation: to mention only a few about the American revolution
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