Notes, Comments and Preliminary results Oct 25 2009 Martin Besfamille , Philippe De Donder and Jean Marie Lozachmeur   Tax enforcement may decrease government revenue   Abstract  Contact Information  Citation  Full Text  -  Note   Apr 02 2008 Martin Besfamille   The relationship between tax evasion and tax revenue in Chang, Lai and Chang (1999)   Abstract  Contact Information  Citation  Full Text  -  Note