Many people have contributed to the Tax-Calculator, and we hope this list continues to grow.

Origins of Tax-Calculator

Tax-Calculator is a descendant of TAXCALC and TAXSIM, programs written by Dan Feenberg (NBER) and Inna Shapiro (NBER).

Contributors to Tax-Calculator

Contributors include the following individuals who have made direct technical contributions to Tax-Calculator as well as many others have provided valuable feedback and review.