本篇文章為回顧有關企業私募股權(Private equity)之研究的理論與實證研究，藉由文獻理論建構對私募股權市場的認識。主要著重在回顧企業發行私募股權的動機，發行時的定價決策，以及發行私募股權的宣告效果，和後續公司的經營績效。此外也整理出國內與私募相關之研究，以及法律制度與目前國內私募環境的簡述。進一步分析國內外的研究，再歸納比較出私募探討的現象中，仍在爭論中的議題。最後透過整理臺灣與國外的相關實證研究，提出未來研究的建議與方向。

This study reviews the theory and empirical studies of private equity placement. We get better acquainted with private equity placement market by literature review. We focus on reviewing the choice of equity-selling mechanisms、the pricing of private equity and the annocement effect of private equity placement. We also review the studies and environment of private equity placement in Taiwan.In additional,we analyze the domestic and foreign literature, look for the topic which is still a matter of some controversy At last, we will give some recommendations for the directions of future research by collating the domestic and foreign literature.

國內文獻
呂季蓉，2005，台灣上市上櫃公司私募之研究－論私募對象之影響，國立中山大學財務管理學系研究所碩士論文。
林育安，2006，私募股權之資訊內涵：上市（櫃）公司之實證研究，國立臺灣大學國際企業學研究所碩士論文。
施俊廷，2006，公司減資與增資私募對股價影響之比較研究宣告，國立成功大學高階管理碩士在職專班碩士論文(EMBA)
許雪芳，2003，上市上櫃公司私募之研究，國立中山大學財務管理研究所碩士論文。
許惠雲，2006，台灣上市上櫃公司私募股權中之私人利益，國立中山大學財務管理學系研究所碩士論文。
馬黛、許惠雲、葉京怡、張凱威，2007， 「What Determines the Discount for Private Equity Offerings-Ownership or Control Rights?」， 第二屆亞太公司管治國際會議，香港
馬黛、葉京怡，2008， “Private Benefits, Power Index And Pricing: Evidence From Taiwanese Private Placements”, 第十六屆證券暨金融市場理論與實務研討會，高雄
張書鳴 ，2006，公司採現金增資或私募的因素及差異性之實證研究，南台科技大學會計資訊研究所碩士學位論文
楊千慧，2006，私募權益證券宣告公司及其競爭者財富移轉效果之研究，淡江大學會計學系碩士班碩士論文
 
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