而直到现在,主要的困难就在于各国不愿意共同合作。
Abstract: Based on risk aversion, the entrepreneur has to cooperate with the investor when having no capital or only a part.摘要:风险规避条件下,如果企业家无资本或部分有资本,那么企业家必须与投资者合作;
Question understanding is an important part of Question Answering system, especially to the Cooperate Question Answering system.问题理解是问答系统中的重要组成部分,尤其对于协作式问答,用户对所提出的问题进行了详细的说明、描述。