We value UK executive stock options (ESOs) as American options that areawarded conditional on the probability of the holders achieving some performancecriteria. Unlike the standard Black and Scholes (BS) model, which is universally usedboth in the literature and practice, this provides a more...

We test the hypotheses that, in presence of financial constraints, a low leverage policy directed at maintaining financial flexibility can affect company investment. Low leverage is defined according to deviations from target which are estimated via GMS-SYS. Our analysis reveals that, following...

We price European-style options on assets whose probability distributions have two unknown parameters. We assume a pricing kernel which also has two unknown parameters. When certain conditions are met, a two-dimensional risk-neutral valuation relationship exists for the pricing of these options:...

Different ways of competing in markets came to dominate particular sectors, regions and national market economies in the postwar period as a result of variations in market conditions, technological regimes and institutional contexts. These varied in terms of production volumes, basis of...

This paper studies conservative debt policies, focusing on firms with no debt (zeroleverage)or with extremely low debt. Examining an unbalanced panel of U.K. firms,we show that debt conservatism is a common, persistent yet puzzling empiricalregularity: nearly 10% of U.K. firms have zero leverage...