Between 1660 and 1830, Parliament passed thousands of acts restructuring rights to real and equitable estates. These estate acts enabled individuals and families to sell, mortgage, lease, exchange, and improve land previously bound by inheritance rules and other legal legacies. The loosening of...

In this paper, we propose a new measure of horizontal equity that overcomes many of the shortcomings of previous proposed measures. Our starting point is the observation that a well-behaved social welfare function need not evaluate global' (vertical equity) differences in after-tax income using...