empirical studies based on the US, the Netherlands, and China's Taiwan 农业合作社的模式与启示：美国、荷兰和中国台湾的经验研究：empirical studies based on the US, the Netherlands, and China's Taiwan empirical study based on the equity and efficiency theory empirical study based on Chinese warrant and option markets empirical analysis based on household and regional data empirical study based on the American universities