比如，宏观经济学中有一个长期争论，争论的焦点是价格如何反应于关于经济的消息，以及公司是否会把汇率变动导致的进口价格变化转嫁给消费者。
For example, a longstanding debate in macroeconomics has focused on how prices respond to news about the economy, and whether companies pass through to consumers changes in import prices that result from exchange-rate movements.