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How much does medical technology cost?

IN TRYING to explain why the nation spends so much on medical care, and so much more than it spent in 1965 or in 1950, many people point to the long list of new technologies that have become available during the postwar years-cobalt therapy, open heart surgery, intensive care units, kidney dialysis machines, and many others. These, they say, have been an important element in rising costs. The questions that follow are: To what extent can recent cost increases be attributed to medical technology? And can we expect medical technology to increase costs similarly in the future? assumptions implicit in these questions to be