----------------- HES POSTING ----------------- Medieval Muslim scholars were very aware of the notions of demand and supply.Numerous medieval Arab and Persian (i.e.,Iranian) philosophers, jurists,and authors of the books of counsel wrote on the way demand and supply worked in their mercantile society..For this you can consult my essays (HOPE,1995,in Moss' 1996 book on Schumpeter,and HOPE 1998),you could also check the works of Professor Ghazanfar ,and the essays he wrote in collaboration with Professor Ishahi. Essays by Professor Essid too can be helpful. Hamid Hosseini King's College,PA ------------ FOOTER TO HES POSTING ------------ For information, send the message "info HES" to [log in to unmask]