请专家帮忙翻译一下！一共三个问题，这是第二个！！！

However, the correlativity significantly differs in situations of plan-oriented and market-oriented economy. “Endogenous institution” arising from plan mechanism is less effective than market adjustment. After 2000 the proportion of the inventory investment in GDP descend sharply, because marketization reform have been promoted quickly since the entrance into WTO in 2001 ,then the effect of market adjustment advances in a short period

However,when it is under the condition that "planning" and "marketing" play the leading roles, the relevent of both is obviously differet: under the system of "planning", the function of the "planning" meidium is inferior to the "marketing" medium. The ratio of storage investment and GDP has sharply went down since 2000, researches have found that, because China accelerates the market reformation after joining into the WTO and the result is guite tremendous, the function of marketing guickly rais