prices


1 buyer/many sellers, vice versa

1-to-1 based on the model

large number buyers/sellers

	bid for sell just below market price

	add variation around this with information availability value, low = wide variation



accounting

	costs + margin

	direct costs + other costs (rent, salaries etc) + 20%

	markup = sale price / cost price

	ratio sale price to cost prices




references for prices


market prices

econ. model

similar items

cost + margin







