Dynamic Law Enforcement with Learning
  	  Nuno Garoupa,
  	  Mohamed Jellal
	Journal of Law, Economics and Organization, 
vol. 20, 2004, p. 192-206.
A Note on Optimal Law Enforcement under Asymmetric Information
  	  Nuno Garoupa,
  	  Mohamed Jellal
	European Journal Of Law And Economics, 
vol. 14, 2002, p. 5-13.