Market-oriented economists tend to be libertarian and it is rare that they have much respect for the U.S. Constitution beyond the pragmatic level. The common view is that while a constitution may be better than the alternatives, it is political incentives which really matter. James M. Buchanan’s program for a “constitutional economics” never quite took off and insofar as it did it has led to the analytic deconstruction of constitutions rather than their glorification. It isn’t hard to find libertarian economists who take “reductionist” views of constitutions and trumpet them loudly.
The conservative wing of the law and economics movement, in contrast, often canonizes constitutions. Many law and economics scholars build their reputations from studying, interpreting, or defending the U.S. Constitution. You don’t get to higher political or judicial office by treating a constitution in purely economic terms.
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