Ikaheimo, Seppo; Kuosa, Nuutti; Puttonen, Vesa - In: European Accounting Review 15 (2006) 3, pp. 351-366
We compare the market values of executive stock option (ESO) trades with their Black & Scholes (1973) model values calculated following the major accounting standards, SFAS No. 123r and IFRS2. Our results show major underpricing compared to the traditional B&S method values. This should be...