Abstract: The relationships between the development of psychology as a diseipine and the lerel of development in economy,and in science and technology were investigated through analyses of data from 29 provinces and cities in China and 45 countries and regions in the world. It was revealed that countries and regions with greater economic development and advanced lerels of,science and technology showed relatively higher development in psychology.The increase in the number of psychologists depended on economic and social demands.The development of its psychology in most countries might be later than the development of its economy and follow a familiar S-shaped model. In countries where the economy is relatively underdeveloped,it is still important to provide even more opportunities to train psychologists.Chinese psychology requires more emphasis to accelerate its development and meet the demands of China's economic development.

Key words: number of psychologists, development of psychology, economic developmenst, science and technology