After the Citigroup, the BankAmerica/Nationsbank and the Wells Fargo/ Norwest announcements earlier this year, there is very little that can surprise an observer of the US bank merger arena. Already this year, $813 billion of deals have been announced in the US only, compared with $920 billion...

This study addresses the following questions: (1) can organizations learn how to manage infrequent and heterogeneous tasks ? (2) If they can, then what are the mechanisms that might explain learning under these circumstances ?, and (3) what are the limitations under which these mechanisms...