rationalization at a price

rationalization at a price 指的什么理论?例句：While this first category of rationalisation at a price theory focuses on the loss of quality of decisions,other theories within this category accept that the use of,for example,expert systems,can improve the quality of decision making.Only a few recent studies have attempted to study perceived benefits and costs of new information systems in the sameframework,and have used these data as evidence for the rationalisation at a price theory.