analytical Q Suggest a Link Contact Power Pools Energy

Table 1 Main Characteristics of Restructured Wholesale Power Markets

  Nature of Market Privatization / Liberalization Trading System
England & Wales
  • Vertical Integration now allowed after unbundling in 1990
  • Fossil fuel generators dominant at margin
  • Privatized in 1990
  • Partial deregulation 1994
  • (> 100kW)
  • Fully deregulated by 1998
  • Pool system: half-hourly price consisting of energy/capacity/uplift components.
  • Merit order dispatch
  • No trade outside Pool
Colombia
  • Gradual separation of vertically integrated industry
  • Liberalization driven by new laws introduced in 1994
  • Wholesale market organized by national transmission business
Norway*
  • Some vertical integration
  • Horizontal integration encouraged
  • Deregulated in 1991
  • Nord Pool power exchange
  • Spot / futures / regulation markets
Australia
  • Vertical separation
  • Victoria de-regulated in 1994
  • New South Wales and Queensland following
  • Victoria Power Exchange (VicPool)
  • No Capacity Payments
  • National Energy Market (NEM)
Argentina
  • Horizontal and vertical disaggregation
  • Privatization programme began in 1992
  • Merit order dispatch
  • Generator bid prices capped
  • Nodal pricing (daily and seasonal)
Source: Tomniak (1997)