A Welfare Analysis of the Electricity Transmission Regulatory Regime in Germany

摘要: We analyze the current regulatory regime for electricity transmission in Germany, which combines network planning with both cost-plus and revenue-cap regulations. After reviewing international experiences on investment, we first make a qualitative assessment of overall German regime. The TSOs have general incentives to overinvest inefficiently inflate costs. further develop two models process. In model there is no trade-off between expansion generation dispatch. This modeling set-up similar one actually used (Netzentwicklungsplan). A second alternatively allows such trade-off, thus represents an optimal way planning. Simulations are carried out compared so as illustrate amount excessive capacity investment welfare losses associated