The early exercise premium for American put options on stocks with dividends

Authors
Publication date 2009
Number of pages 9
Publisher Amsterdam: Faculteit Economie en Bedrijfskunde
Organisations
  • Faculty of Economics and Business (FEB) - Amsterdam School of Economics Research Institute (ASE-RI)
Abstract The difference between an American put option and its European counterpart has been
characterized in terms of a simple integral expression which can be used to calculate the
optimal exercise boundary in a recursive manner, if Black-Scholes dynamics are assumed for the underlying asset. In this paper we extend this formula to the case where a more
general stock and cumulative dividend process are included, and show how this changes the properties of the optimal exercise boundary.
Document type Working paper
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