set products := bands, coils ;
param T := 4;

# param avail :=  1 40  2 40  3 32  4 40 ;
# param rate :=  bands 200   coils 140 ;

param inv0 :=  bands  10   coils   0 ;

param invcost  :=  bands 2.5   coils   3 ;
param revenue  :=  bands 25    coils  35 ;

param prodcost:	1	2	3	4 :=
	bands 	10	15	8	12    
	coils  	15	20	15	15 ;

param demand:	1	2	3	4 :=
       	bands  	6000	6000	4000	6500
       	coils  	4000 	2500	3500	4200 ;