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"Incentives work" is what I mean by basics that are right (qualitatively) but if econ was like physics, you would use 1 experiment to measure a parameter and then solve an entire class of problems. Compare w/ measuring G once and solving _all_ gravity problems for any masses.
Basics like "incentives work," "specialization is good," and such are like alchemy, except that alchemists knew the difference between lore and theory. Using the math of [cardinal] utility from revealed preference for anything but a grad econ test is a guaranteed fail 1/2
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