Poddar, Sougata Network externality and software piracy / Sougata Poddar - Helsinki : World Institute for Development Economics Research (WIDER) , 2002 - 15p. : ill. ; 26 cm. - WIDER Discussion Paper No. 2002-115 . Includes bibliographical references Subjects--Topical Terms: software piracyCopyrightmarket structure Gov. Doc. Class. No.: UN U WIDER DP-2002-115