试分析以下事件对于资本可以自由流动的小国经济的总需求。中央银行的外汇储备、货币余额、价格和产出的影响。试考虑古典场合、基本凯恩斯学派场合和极端凯恩斯学派场合的情况。 a．世界利率提高； b．外国产出增加(将增加对本国出口的需求)； c．货币供给增加和税收下降。 Analyze the effects of the following events on aggregate demand，foreign reserves of the centralbank，money balances，prices，and output for a small economy with complete capital mobility．Consider the classical case．and the normal and extreme Keynesian cases． a．An increase ln the world interest rate． b．An increase in foreign output(which raises the demand for exports 0f the domestic country)． c．An increase in the money supply and a decrease in taxes．