Theory of spatial econometrics and its practice in China Real estate finance and its practice in China Categoring strategy and its practice in China Credit rating and its practice in China Real estate investment fund and its practice in China theoretical mechanisms and practices in China Theory of the regional economic integration and its practice in Jiuquan and Jiayuguan 并列题名：Credit rating and its practice in China Marxist thought on ecological civilization and its practice in China Property rights economics theory and its market practice in China