Restitution a One-Way Street?

Given Italy's efforts to enlist the press and archaeological community to shame museums and collectors into repatriating artifacts long out of that country, one would think Italy would be at the forefront of returning art wrongfully taken from its own Jewish citizens during the Fascist era.  Not so according to a new report.  So, does the Republic of Italy at its allies in the archaeological lobby instead think restitution should be a one-way street?