GRID Method

Slides to accompany Revealed Preferences over Risk and Uncertainty (with John K.-H. Quah and Ludovic Renou).

R Code

• ccei.R -- Computes the Critical Cost Efficiency Index (CCEI).
• garp.R -- Checks the Generalized Axiom of Revealed Preference (GARP).
• rand.x.R -- Generates uniformly random consumption data.
• sgarp.R -- Checks the Symmetric Generalized Axiom of Revealed Preference (SGARP).
• warshall.R -- Constructs the transitive closure of a (direct) revealed preference relation.

Stata Package

rpaxioms -- Introduces the Stata commands checkax, aei, and powerps as a bundle within the package rpaxioms​, in order to empirically test a number of revealed preference axioms, including GARP, SARP, and WARP (type ssc install rpaxioms in Stata).