In the 1990s, companies collected billions in premiums from peculiarly structured put options written on their own stock while almost all of these puts expired worthless. Buyers of these options, primarily �nancial intermediaries, lost money as a result. Although these losses might seem...

We examine comparative financial performance of business groups in Pakistan employing samples of firms listed on the Karachi Stock Exchange. Our descriptive results show that group firms are larger in size and have higher operating profits. Group firms also exhibit lower sales growth variability...

Our article investigates the stock market reaction of the issuance of guidelines by the Office of Inspector General (OIG) to prod biotechnology manufacturers to strengthen self-regulation so as to efficiently monitor adherence to applicable statutes, regulations and program requirements in their...

The purpose of this paper is to investigate the wealth effects of the issuance of guidelines by the Office of Inspector General (OIG) to encourage pharmaceutical manufacturers to use internal controls or self-regulation “to efficiently monitor adherence to applicable statutes, regulations, and...