简述社会主义市场经济的实质和特点。[东北财大；南开大学；人大]
参考答案
参考解析
【分析题】
在不考虑资本流动和汇率变动的情况下，某经济的情况由以下方程和数据描述：
消费函数：c＝40＋0.8y；
进口函数：m＝30＋0.2y；
投资：i＝25；
政府购买：g＝25；
出口：x＝100。
求：（1）该经济均衡时的产出水平和相应的贸易收支。
（2）使贸易收支平衡的产出水平。
【分析题】
By the time the youngest was fifteen, the mother would have been in her early fifties and would expect to live a further twenty years, during which chance and health made it unusual for her to get paid work.
