2013. Retrieved 8 June 2013. External link in |publisher= (help) ↑ Maury Gittleman and Brooks Pierce, "Pay for Performance and Compensation Inequality: Evidence from the ECEC", ILR Review, January 2015 68: 28-52, first published on October 28, 2014 ↑ "Piece Rate Pay System law & Legal Definition" http://definitions.uslegal.com/p/piece-rate-pay-system// ↑ Rubin, D. Kate, and Jeffrey M. Perloff.