At last , the author discusses the relationship between economic growth and the optimal portfolios of public debts versus taxation 第四，探讨了公债?税收优化组合与经济增长的关系。探讨了公债与社会总需求的关系。
3.
Although the two policies both play a role in adjusting gross demand and gross supply , yet their respective roles are different and not mutually replaceable 两大政策虽然都能对社会总需求与总供给进行调节，但在调节中的作用却是不同的和不可替代的。
4.
The city - rural dualistic nature has led to significant difference of revenue and total demand , and subsequently led to deficiency of effective demand and effective supply 城乡二元结构导致巨大的收入分配断层，使得大陆社会总需求存在结构性的矛盾，进而造成有效需求不足和有效供给不足同时存在。
5.
John keynes suggested that the government should use fiscal and monetary policy to fine - tune aggregate demand to achieve full employment , while using prices and incomes policy to suppress inflation at source 约翰凯恩斯建议政府在利用物价和收入政策从根本上抑制通胀的同时，应该利用财政和货币政策来微调社会总需求，以达到充分就业的目的。
6.
John m keynes suggested that the government should use fiscal and monetary policy to fine - tune aggregate demand to achieve full employment , while using prices and incomes policy to suppress inflation at source 约翰，凯恩斯建议= =在利用物价和收入政策从根本上抑制通胀的同时，应该利用财政和货币政策来微调社会总需求，以达到充分就业的目的。
7.
John m keynes suggested that the government should use fiscal and monetary policy to fine - tune aggregate demand to achieve full employment , while using prices and incomes policy to suppress inflation at source 约翰，凯恩斯建议政府在利用物价和收入政策从根本上抑制通胀的同时，应该利用财政和货币政策来微调社会总需求，以达到充分就业的目的。
8.
Since industry revolution especially since world ii , overproduction appears in human society , because of steadily increasing production . meanwhile , natural ecosystem had to change a lot for human 工业革命尤其是第二次世界大战以后,人类社会的生产能力大大提高,甚至出现了全面的生产过剩,即社会总供给能力大于已经大大提高的社会总需求水平。
9.
In long history of man traditional agricultural civilization , human with low production capabilities always had to confront the difficulty that social aggregate supply could not meet fully social aggregate demand , however , human activities had little damages to ecosystem 在数千年的传统农业社会中,人类面临的主要问题是生产能力低下,社会总供给难以满足需求水平很低的社会总需求,但人类社会对自然生态系统的破坏也不大。
10.
The relative relationship between aggregate supply and demand in china has experienced the change from insufficient aggregate supply to insufficient aggregate demand , and we must reconstruct the pension system , with the basic guidelines of emphasizing equity , increasing the income of low - income groups and stabilizing their income expectation 我国社会总需求和总供给的对比关系已经发生由总供给不足到总需求不足的变化，必须以注重公平、着力增加低收入阶层的收入、稳定低收入阶层的收入预期为基本取向，重构养老社会保险制度。
