中文摘要：

企业集团整体上市近年来受到广泛关注。本文选取2006—2012年首次宣告在沪深A股市场通过定向增发实现整体上市的公司作为研究对象,分别研究定向增发整体上市对分析师跟踪、分析师盈利预测误差以及分析师预测分歧度的影响。结果表明：定向增发整体上市吸引了更多的分析师关注,提高了分析师跟踪的程度;而且降低了分析师盈利预测的误差水平,提高了预测准确性;同时减少了分析师预测的分歧度,使分析师之间的预测趋于一致。

英文摘要：

Whole listing of large enterprise attracts wide attention. The sample includes Shanghai and Shenzhen Ashares listed companies which first announced the implement of whole listing by private placement from 2006 to 2012. The empirical results show that：（ 1） whole listing of private placement attracts more attention of analysts,increases the degree of securities analysts＇ following;（ 2） reduces the analysts＇ earnings forecast error level and improves the accuracy of analysts＇ forecast;（ 3） reduces the dispersion of analysts＇ earnings forecast,eventually leads to the convergence of the analysts＇ forecast.