.. SPDX-FileCopyrightText: 2021-2023 The PyPSA-Eur Authors SPDX-License-Identifier: CC-BY-4.0 .. _technology_assumptions: ########################################## Technology and cost assumptions ########################################## *Techno-Economic Assumptions* For the technological assumptions (cost, efficiency, lifetime, etc.), we take estimates for the investment year specified in the `config `_. Many of those come from a database published by the Danish Energy Agency (`DEA `_). Assumptions are maintained at the `technology data repository `_.