John Maynard Keynes believed the government could enhance the development of economy by _____.
A、limiting birthrate
B、weakening manufacturing
C、averaging household income
D、controlling spending and taxes
【正确答案】：D
【题目解析】：The approach, advanced by British economist John Maynard Keynes, gave elected officials a leading role in directing the economy, since spending and taxes are controlled by the US President and the Congress. 参见教材P231。
