[jackcviers3]

The last comprehensive study I read indicates that they improve internal and external code quality by 76% and 88% respectively while reducing productivity some[1]. If you have papers that indicate your claim I'd be interested in reading them or in ones that refute the metastudy linked below.

1. https://doi.org/10.1016/j.infsof.2016.02.004

[nkozyra]

TDD and using unit tests are not the same thing, though.

I'm very much a TDD sceptic, but believe unit tests have a place.