Devereux, Paul J.; Hart, Robert A - C.E.P.R. Discussion Papers - 2008
Do students benefit from compulsory schooling? Researchers using changes in compulsory schooling laws as instruments … have typically estimated very high returns to additional schooling that are greater than the corresponding OLS estimates …, studies of a 1947 British compulsory schooling law change that impacted about half the relevant population have also found …