when tariffs are lowered what kind of evasion which measures an effect on tariff evasion when did tariffs become higher what does lowering tariffs do for evasion when does tariff evasion decrease can tariffs reduce evasion what is the difference in evasion evasion before tariff cuts why do a tariff reduction decrease evasion? what effect on tariff evasion after tariff reduction why does the evasion of tariffs change in the years after tariff reductions? when is tariff evasion determined how to determine tariff evasion difference in difference how do you determine tariff evasion what is the difference between tariff reform and tariff evasion what does tariff reduction mean how can we predict trade evasion in the years before and after a tariff reduction how to measure tariff evasion what is the difference between tariff reduction and evasion