All but one of U.S. power markets administered by Regional Transmission Operators require that sellers of power to end-users must own or have contractual access to generation capacity sufficient to cover their loads. The exception is the Electricity Reliability Council of Texas (ERCOT), which...

Electricity system operations are often affected by energy policies, but spatial differences in policy impacts are difficult to model. We develop a method for estimating zonal supply curves in transmission-constrained electricity markets that can be implemented quickly by policy analysts with...