id	keyword
atssr-2356	economic
atssr-2356	market
atssr-2356	model
atssr-2356	system
atssr-2356	efficiency
atssr-2356	theory
atssr-2356	state
atssr-2356	pareto
atssr-2356	firm
atssr-2356	equilibrium
atssr-2356	social
atssr-2356	economy