Abstract Powerline carrier (PLC) communications have been heralded by the FCC as the ‘‘3rd wire’’ to every home, and have matured to the point of field trials and limited deployment. This paper examines the technology from a techno-economic perspective, factoring in regulatory issues and network design (focusing on the United States). Results indicate that PLC does not appear to represent a major disruptive technology, especially from a price-performance perspective. In a ...