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1·If the scale variable such as GDP were not considered, the decreasing return of stock market is the dominant factor to explain the accelerating growth demand for money in the specified sample.

如果不考虑GDP等规模变量，股市收益率下降是导致平均货币需求增长的主要因素。

2·The model shows that output of single team increases as team size growing, but the marginal return is decreasing.

模型分析表明，单个团队的产出随着团队规模的增大而增大，但是增加团队规模的边际产出是递减的。