一、扩张性政策的效应分析政府的扩张性财政政策及货币政策会产生政府干预的信号效应及长期对国民收入及利率的效应。干预的信号效应多在市场预期混乱、投机因素猖獗时特有效。当市场对未来汇率变动的预期及其不一致时,政府的 First, the analysis of the effect of expansionary policies The government’s expansionary fiscal and monetary policies will have the signal effect of government intervention and long-term effects on national income and interest rates. The signal effects of the intervention were mostly chaotic in the market and were particularly effective when the speculative factors were rampant. When the market expectations of future exchange rate changes and inconsistencies, the government