Solar and Wind Off-Site PPA Economic Calculator (SWOPEC)

Source: RMI

This Excel model provides a lifecycle financial analysis of off-site renewable energy physical PPAs and virtual PPAs. There are two primary use cases: 1) evaluating the economic implications of off-site versus other renewable procurement methods early in the procurement process, and 2) comparing different off-site PPA RFP bids later in the procurement process.

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