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希利著, 李延鈺等譯. 經(jīng)營透視——企業(yè)分析與評(píng)價(jià). 東北財(cái)經(jīng)大學(xué)出版社,1998年5月版A Study on Diversification Performance of Listed Companies———— Comparison of Financial and Market Indicators lei liang hai zhang shuang quan(College of Commerce, University of Shang Hai for Science and Technology, Shang Hai 200093,China)Abstract In this article we analyze the relation between corporation diversification and financial and market performance indicators by using the annals of listed panies in 1999, which include the data of different industries. The study shows: To some extent, diversification can reduce corporation risk, but also decrease the corporation profitability。帕利普, 維克多巴澤爾, 布拉德利 T科勒, 杰克參考文獻(xiàn)1Rumlet Richard P. .Strategy, Structure, and Economic Performance. Harward University Press,19742Grant Robert M. . Diversity, Diversification, and Profitability among British Manufacturing Companies, 19721984. Academy of Management Journal , 1988(4)3Morck, Randall, Andrei Shleifer, and Vishny Robert W. .Do Managerial Objectives Drive Bad Acquisitions?. Journal of Finance,1990,454Comment, Robert, and Jarrell Gregg A. . Corporate Focus and Stock Returns. Journal of Financial Economics, 1995,375Berger , and Eli Ofek . Diversification’s effect on Firm Value. Journal of Financial Economics, 1995,376Larry Lang H. P.,and Rene M. Stulz, Tobin’s q . Corporate Diversification and Firm Performance. Journal of Political Economy, 1994,102(6)7尹義省. 適度多角化:企業(yè)成長與業(yè)務(wù)重組. 三聯(lián)書店, 1999年版: 1540, 5578, 170184, 1972508朱江. 中國上市公司的多元化經(jīng)營戰(zhàn)略和經(jīng)營業(yè)績. 經(jīng)濟(jì)研究, 1999(11): 54—619Eugene , Louis . Financial Management: Theory and Practice, Eighth Edition. 機(jī)械工業(yè)出版社,1999年版: 62—6510吳世農(nóng). 中國證券市場(chǎng)效率的分析. 經(jīng)濟(jì)研究, 1996(4): 34—4211趙宇龍. 會(huì)計(jì)盈余披露的信息含量——來自上海股市的經(jīng)驗(yàn)證據(jù). 經(jīng)濟(jì)研究 , 1998(7):41—4912 湯姆需要說明的是,由于符合條件的樣本公司只是上市公司的一小部分,而上市公司又是我國企業(yè)中的一個(gè)特殊的群體,因而存在“自選擇(selfselection)問題”,尚不能代表企業(yè)經(jīng)營的一般情況。也就是說,企業(yè)進(jìn)行多角化擴(kuò)張所利用的資金并非是借款,而主要是自有資金。(3)企業(yè)資產(chǎn)規(guī)模不是企業(yè)進(jìn)行多角化經(jīng)營的主要原因,在當(dāng)前的上市公司中是否選擇多角化戰(zhàn)略并不是由總資產(chǎn)規(guī)模決定的。(2)隨著多角化程度的增加,企業(yè)的財(cái)務(wù)績效指標(biāo)有所下降,而市場(chǎng)績效指標(biāo)卻有所上升。5 結(jié)論及說明以上計(jì)算結(jié)果與分析表明:(1)多角化經(jīng)營在一定程度上能起到分散風(fēng)險(xiǎn)的作用,但往往也會(huì)降低企業(yè)的收益率。②如果不是上述原因,則說明:中國證券市場(chǎng)缺乏有效性,股價(jià)不能真正反映企業(yè)的經(jīng)營業(yè)績。多角化經(jīng)營績效的財(cái)務(wù)指標(biāo)下降了,為什么市場(chǎng)指標(biāo)反而會(huì)提高呢?我們認(rèn)為可能存在以下兩個(gè)原因:①多角化經(jīng)營企業(yè)