To return to the original change in demand, on the free market a rise in the demand for and price of one product will necessarily be counterbalanced by a fall in the demand for another.

• 狭义货币供应量增长与工业生产增长的关系，其走势通常一致。货币供应量增多及贷款增长将增加商业活动及提高工业产品的需求。