This paper addresses the issue of how regulatory constraints affect firm's investment choices when the firm has the option to delay investment. The RPI-x rule is compared to a profit sharing rule, which increases the x factor in case profits go beyond a given level. It is shown that these rules...

This paper addresses the issue of how regulatory constraints affect firm s investment choices when the firm has an option to delay investment. The RPI-x rule is compared to a profit sharing rule, which increases the x factor in case profits go beyond a given level. It is shown that a pure price...

In this article we analyse the effects of different regulatory schemes (price cap and profit sharing) on a firm s investment of endogenous size. Using a real option approach in continuous time, we show that profit sharing does not affect a firm s start-up decision relative to a pure price cap...