business fluctuation theory

例句：

1. 1. The business fluctuation theory suggests that the economy will recover when the market is stable.
   商业波动理论表明，当市场稳定时，经济将恢复。
2. 2. The fluctuation of stock prices is closely related to the fluctuation of the business cycle.
   股票价格的波动与商业周期的波动密切相关。
3. 3. According to the business fluctuation theory, a company's performance can be influenced by external factors such as economicconditions and competition.
   根据商业波动理论，公司的绩效可能会受到外部因素如经济状况和竞争的影响。