Gullbules, American famous economist probed and analysed its reasons: raging stipulation tide in cycles roots from stock economic system and benefitimpulse that people seek wealth, as well as gambling psychology;

• 美国著名经济学家加尔布雷斯对其原因进行了剖析：周而复始的投机狂潮根源于股份经济制度和人类追求财富的利益冲动以及赌博心理；