求翻译：中国虽然是个经济转型国家,但其资本市场学术界公认仍至少是弱势有效市场，部分学者研究甚至发现其业已接近半强势有效状况，在这样的体系内，投资者保护能起到积极的作用，基于此，笔者提出假说2：是什么意思？

Although China is an economy in transition, but academics recognized its capital markets are still at least a weak efficient market, some scholars study even found it was already close to half a strong effective State, in this system, investors protection can play a positive role, based on this, I propose hypothesis 2: