The WhipsawBuild notes from The Whipsaw, a stock-flow-consistent economy simulation. One entry per finding, with the figures it rests on.https://thewhipsawgame.com/enThe core's park replaces 68% of its own retirement, and the replacement branch is not to blamehttps://thewhipsawgame.com/devlog/011-the-core-replaces-68-of-its-own-retirement/https://thewhipsawgame.com/devlog/011-the-core-replaces-68-of-its-own-retirement/The valve reads retirement to within 0.7%. Then cash and the delivery queue clip the chain twice over.Tue, 25 Aug 2026 00:00:00 GMTKitchin peak found, 170.7 ticks, 6.02× above backgroundhttps://thewhipsawgame.com/devlog/010-kitchin-peak-found-170-7-ticks/https://thewhipsawgame.com/devlog/010-kitchin-peak-found-170-7-ticks/170.7 ticks, 6.02 times background, dead centre of the band. On an economy that still won't hold its level.Tue, 11 Aug 2026 00:00:00 GMTThe die-off was baked into the placement, not into the economyhttps://thewhipsawgame.com/devlog/009-the-die-off-was-baked-into-the-placement/https://thewhipsawgame.com/devlog/009-the-die-off-was-baked-into-the-placement/Forty eight of a hundred and twenty firms born below the dissolution threshold at tick zero.Tue, 28 Jul 2026 00:00:00 GMTClosed the income loop in the generator, and the economy grew for the first timehttps://thewhipsawgame.com/devlog/008-closed-the-income-loop-in-the-generator/https://thewhipsawgame.com/devlog/008-closed-the-income-loop-in-the-generator/Population becomes the primitive, capacity becomes derived, and GDP goes up for the first time.Tue, 14 Jul 2026 00:00:00 GMTI implemented perfect competition without noticing ithttps://thewhipsawgame.com/devlog/007-i-implemented-perfect-competition-without-noticing/https://thewhipsawgame.com/devlog/007-i-implemented-perfect-competition-without-noticing/Identical costs and perfect visibility. I built perfect competition and then wondered where the margin went.Tue, 30 Jun 2026 00:00:00 GMTAn economy without death cannot livehttps://thewhipsawgame.com/devlog/006-an-economy-without-death-cannot-live/https://thewhipsawgame.com/devlog/006-an-economy-without-death-cannot-live/No way out of death means the population degenerates monotonically, so no cycle can exist to find.Tue, 16 Jun 2026 00:00:00 GMTWe switched off every survival mechanism, and look at exactly how it dieshttps://thewhipsawgame.com/devlog/005-we-switched-off-every-survival-mechanism/https://thewhipsawgame.com/devlog/005-we-switched-off-every-survival-mechanism/Four ticks of cash, twenty ticks to get competitive. Death outruns adaptation twenty to one.Tue, 02 Jun 2026 00:00:00 GMTFlow matrix: no leak, and the unitshttps://thewhipsawgame.com/devlog/004-flow-matrix-no-leak-and-the-units/https://thewhipsawgame.com/devlog/004-flow-matrix-no-leak-and-the-units/Nothing is leaking into a stock. The slide is parametric: a per year coefficient being applied per tick.Tue, 19 May 2026 00:00:00 GMTThe economy dies five different ways in a rowhttps://thewhipsawgame.com/devlog/003-the-economy-dies-five-different-ways-in-a-row/https://thewhipsawgame.com/devlog/003-the-economy-dies-five-different-ways-in-a-row/Five separate causes, one identical symptom, and the sixth still missing after all of them were fixed.Tue, 05 May 2026 00:00:00 GMTThe analyser scored a foreign cycle as Kitchinhttps://thewhipsawgame.com/devlog/002-the-analyser-scored-a-foreign-cycle-as-kitchin/https://thewhipsawgame.com/devlog/002-the-analyser-scored-a-foreign-cycle-as-kitchin/Fed it a clean sine with no Kitchin cycle in it. It found one at 170.7 ticks anyway, and was confident.Tue, 21 Apr 2026 00:00:00 GMTRounding keeps one unit afloat foreverhttps://thewhipsawgame.com/devlog/001-rounding-keeps-one-unit-afloat-forever/https://thewhipsawgame.com/devlog/001-rounding-keeps-one-unit-afloat-forever/Productive matrix, and the Leontief check still won't converge. It's the rounding, not the matrix.Tue, 07 Apr 2026 00:00:00 GMT