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@arpitrage This is great but so not-necessary-for-Phoenix*. I can’t remember the last time I saw every cash register open at our grocery store—they manage congestion by staffing more/fewer cashiers. *Not necessary for congestion but may be possible as price-discrimination tool.Permalink On twitter.com
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@arpitrage And OMG the deals that the manufacturers were negotiating with the stores: *so* complicated. This is not “we’ll give you Oreos for $20 a case.” Highly nonlinear pricing (with cross-product interactions) with shelf location, in-store promos, use/non-use of coupons and sales, …On twitter.com
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