When individuals violate the law, detection and verification of the violation are rarely, if ever, perfect. Before the state can dole out punishment, it must first identify a suspect and then produce sufficient evidence to persuade a judge and/or jury beyond some threshold level of confidence...

Endowment theory holds the mere ownership of a thing causes people to assign greater value to it than they otherwise would. The theory entered legal scholarship in the early 1990s and quickly eclipsed other accounts of how ownership affects valuation. Today, appeals to a generic “endowment...