Media type: E-Article Title: American GARCH Employee Stock Option Valuation Contributor: Leon, Angel; Vaello-Sebastià, Antoni imprint: Elsevier BV, 2008 Published in: SSRN Electronic Journal Language: English DOI: 10.2139/ssrn.1097494 ISSN: 1556-5068 Keywords: Pharmacology (medical) Origination: Footnote: