A.物质文明搞好了,有了物质基础,再去抓精神文明建设就容易了
B.精神文明和物质文明的发展总是同步的,有了一定的物质文明,就会自然而然地产生与它相适应的精神文明
C.在社会主义初级阶段必须以经济建设为中心,所以应当先抓物质文明建设,后抓精神文明建设
D.在现代化建设的一定阶段,牺牲精神文明是搞好物质文明必然要付出的代价
It is fairly common for an industrial cluster to break up and for production to move to locations with lower wages when the technology of the industry is no longer rapidly improving--when it is no longer essential to have the absolutely most modern machinery,when the need for highly skilled workers has declined,and when being at the cutting edge of innovation conveys only a small advantage.Explain this tendency of industrial clusters to break up in terms of the theory of external economies.
A.目前中国人口数量与其经济发展水平已不相适应
B.人既是生产者,又是消费者,但生产出的价值远大于消费掉的
C.提高了人的数量和质量,经济就会发展
D.当人的增长数量超过经济发展水平时,人的消费质量就会下降