dummy-variables

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Lynnyyang / The-Dummy-Trap

Interactive econometrics teaching app. Dummy variables, reference groups, and the dummy-variable trap. Three labs: Geometry Lab (wage–age intercepts shift with gender, education, job type); trap challenge (intercept plus every education dummy is collinear); policy simulator (education × iron-rice-bowl wage interactions).

react visualization typescript teaching econometrics collinearity dummy-variables

Updated Sep 4, 2026
TypeScript

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