In this paper I present a measure of freedom for opportunity sets which are bounded by both budget and time constraints. The proposed formula applies to the intersection of two different sets, one of which is bounded by the availability of purchasing power, while the other is bounded by the...

The quantity of an individual's freedom is thought to coincide with the width of her opportunity set, and this is defined by taking account of budgetary, institutional and legal constraints to choices. A simple cardinal measure of freedom is proposed on the ground of which some exercises in...