由上而下法
top-down
為積極性管理策略之一，強調由總體經濟環境著眼，選擇景氣循環中看好的產業，並就各產業中選擇最佳股票成為投資標的。
One of the active management strategy, emphasizing the overall economic environment in mind, choose the business cycle in promising industries, and to select the best stocks in each industry become investment targets.