艺术史家向来认为伟大的艺术家是彼此毫不相干的天才,他们同时指出艺术作品不能数量化,而名作亦不可能归纳为一个整体加以科学化分析。可是,美国两位经济学家通过仔细的实证研究,得出创作活动有规律可循,概念性艺术家大都在年纪很轻时便奠下艺坛的地位,而实验性艺术家大都上了年纪 Historians of art always think that great artists are geniuses who have no connection with each other. They also point out that works of art can not be quantified, and masterpieces can not be summed up as a whole to be scientifically analyzed. However, the two economists in the United States, through careful empirical research, have come to the conclusion that the creative activities follow a regular pattern. Most of the conceptual artists lay their artistic niches at a young age. Most of the experimental artists are older