“…We characterize the optimal amount that the government should spend on deterrence and discuss how this changes our earlier results under a passive government. Numerical exercises show that optimally spending resources to deter evasion strengthens the 3 See, for example, Mayshar (1991), Boadway, Marchand, and Pestieau (1994), Kopczuk (2001), Slemrod (2001), Christiansen and Tuomala (2008), Chetty (2009), Gahvari and Micheletto (2014), and Blomquist, Christiansen, and Micheletto (2016). redistributive potential of taxation by allowing the government to rely further on the generalequilibrium effects on wages for redistribution.…”