Provide what you think is a succinct, one-sentence definition of macroeconomics. Then provide a response to this question:

When the Canadian dollar depreciates in foreign exchange markets, many people view this as "good" for the Canadian economy. When the Canadian dollar appreciates against the US dollar, there are people who feel good about it, believing a strong Canadian currency is indicative of a strong economy. What do you think? Who is likely to benefit from a depreciation of the Canadian dollar? Who is likely to gain from an appreciating currency? Support your response with 3 scholars.