Power System Economics Steven Stoft Pdf !full! — Editor's Choice

The idea that "average-cost" pricing is more efficient than marginal-cost pricing.

Unlike standard commodities, electricity is economically unique for three reasons: it cannot be economically stored on a large scale, demand is highly inelastic in the short run, and transmission constraints create spatial market segmentation. Stoft emphasizes that these physical characteristics dictate market design. Because supply must exactly match demand at every instant, electricity markets operate under a centralized dispatch model, where an Independent System Operator (ISO) solves a security-constrained economic dispatch (SCED) every five minutes. This real-time balancing is not merely a technical necessity but the economic foundation upon which all transactions rest. Any market that fails to respect Kirchhoff’s laws will produce prices that lead to physical infeasibility and system collapse. power system economics steven stoft pdf

Stoft’s central narrative explores the inherent instability of electricity markets The idea that "average-cost" pricing is more efficient

His work draws a line in the sand: