Spot Market Types

In a local energy market (LEM), bids and offers are matched according to the selected clearing mechanism. Studies show that different clearing mechanisms offer diverse benefits and limitations relating to market efficiency, fairness, and user choices. Grid Singularity’s exchange (previously D3A), three spot market types are implemented:

  1. One-Sided Pay-as-Offer Market
  2. Two-Sided Pay-as-Bid Market
  3. Two-Sided Pay-as-Clear Market