v	prob of trans going ahead, 1 to 0

t	random transfer of phys. assets

ia	information availability/transparency, rand spread around other side price

c	competition, 1 = many buys/sellers economic. price, 0 = 1 buyer/many sellers (0 price), 1 sellers/many buy. (price up)

t 	tax	


W 	work effort 




pricing

mid-point econ. price

gm thry
	buyer/many sellers (price 0) 

	seller/many buyers price high
