如果某行业满足完全竞争的全部假设,为什么说该行业对技术改良和研究开发没有任何动力?在竞争性行业中,如何才会激发研究和开发?
提问者:67****00   悬赏: 0 学币   2021-02-18
某公司的经济工作者用时间序列数据估计该公司的总成本函数如下:TC=200-2Q+0.05Q2式中,TC
提问者:67****00   悬赏: 0 学币   2021-02-18
Statistics regarding cigarette smoking are anything but encouraging.The FederalTrade C
提问者:67****48   悬赏: 0 学币   2021-01-12
The year was 1959.Location: The central African city of Leopoldville, nowcalled Kinsha
提问者:67****48   悬赏: 0 学币   2021-01-12
In the business world today, Coca-Cola, a little more than a century old itself, stand
提问者:67****48   悬赏: 0 学币   2021-01-12
It is likely that the dispute regarding flats versus(对,对抗) individual houses will continue to rage on for a long time as far as Britain is concerned.(英译中)
提问者:67****48   悬赏: 0 学币   2021-01-12
Britain almost more than any other country in the world most seriously face the proble
提问者:67****48   悬赏: 0 学币   2021-01-12
Traditional methods of teaching no longer suffice in this technological world.Currentl
提问者:67****48   悬赏: 0 学币   2021-01-12
Those who oppose the building of flats base their case primarily on the assumption tha
提问者:67****48   悬赏: 0 学币   2021-01-12
In the past our own blocks of flats have been associated with the lower-income groups
提问者:67****48   悬赏: 0 学币   2021-01-12
Ever since Antarctic exploration began, men entering on the frozen continent have take
提问者:67****48   悬赏: 0 学币   2021-01-12
我们正努力教育公民不要像西方国家那样过分消费,比如使用过多的空调,私人汽车,以及随意处理的产
提问者:00****25   悬赏: 0 学币   2019-04-11
1. Contemporary technological reporting is full of notions of electronic communitie
提问者:00****41   悬赏: 0 学币   2019-04-11
How to Do Fewer, Better Animal Experiments For a nation of pet lovers, Britain conduc
提问者:00****34   悬赏: 0 学币   2019-04-10
For gathering data about individuals or groups at different developmental levels, research
提问者:00****94   悬赏: 0 学币   2019-04-10
【M1】"There were a set of ideas and a set of initiatives that the university is undertaking
提问者:00****69   悬赏: 0 学币   2019-04-10
Thanks in no small part to Al Gore and his film producers, the American public is waking u
提问者:00****90   悬赏: 0 学币   2019-04-10
The 19th-century British Aristocracy The British aristocracy had always been involved
提问者:00****73   悬赏: 0 学币   2019-04-10
I have observed that the Americans show a less decided taste for general ideas than the Fr
提问者:00****63   悬赏: 0 学币   2019-04-10
Even today,when air and road travel has made Africa so readily accessible to Europeans and
提问者:00****01   悬赏: 0 学币   2019-04-10