Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Pages: 37. Chapters: Electric power transmission system operators, New Zealand electricity market, Delhi Transco Limited, European Network of Transmission System Operators for Electricity, BC Transmission Corporation, Regional transmission organization, PowerGrid Corporation of India, National Grid plc, Energinet.dk, Power System Operation Corporation Limited, National Electricity Market, EirGrid, Reseau de Transport d'Electricite, TenneT, Nord Pool Spot, Transelectrica, State Grid Corporation of China, Electricity retailing, FGC UES, Elia System Operator, Terna, Elering, TransGrid, Elektroprivreda Crne Gore, National Transmission Corporation, Statnett, CTEEP, Red Electrica de Espana, China Southern Power Grid Company, Karnataka Power Transmission Corporation Limited, Transpower New Zealand Limited, Maharashtra State Electricity Transmission Company Limited, West African Power Pool, Gujarat Energy Transmission Corporation Limited, Elektroprivreda Bosne i Hercegovine, NEK EAD, Elektro-Slovenija, Redes Energeticas Nacionais, Landsnet, Southern African Power Pool, Elektroprivreda Republike Srpske, Australian Energy Market Operator, Svenska Kraftnat, PSE-Operator, Fingrid. Excerpt: In economic terms, electricity (both power and energy) is a commodity capable of being bought, sold and traded. An electricity market is a system for effecting purchases, through bids to buy; sales, through offers to sell; and short-term trades, generally in the form of financial or obligation swaps. Bids and offers use supply and demand principles to set the price. Long-term trades are contracts similar to power purchase agreements and generally considered private bi-lateral transactions between counterparties. Wholesale transactions (bids and offers) in electricity are typically cleared and settled by the market operator or a special-purpose independent entity ...