Insights

Where the math is defensible.

Long-form research on live enterprise decisions. Publication is selective. Every number traces to a named source. No takes without evidence.

Filtering: Tag: renewables Clear

Energy and transition economics 2026-04-26 12 min read 12 sources

Spain's renewables surplus and the Iberian export problem in 2026

Spain has crossed 64 GW of installed solar plus wind capacity and routinely produces more clean electricity than Iberia can absorb, but the binding constraint is no longer kit, it is wires, market design, and the 2.8 GW pipe to France.

Spain ended 2024 with roughly 32 GW of installed solar PV and 32 GW of wind on the peninsular system, according to Red Electrica de Espana (REE) operating data, and tracked toward the PNIEC 2023 update targets of 76 GW solar and 62 GW wind by 2030. The buildout is now generating an Iberian surplus that the market cannot fully clear. OMIE ...

Energy economics 2026-04-25 11 min read 8 sources

Korea's 11th BPLE in 2026: nuclear, renewables, and the KEPCO balance sheet

The 11th Basic Plan for Long term Electricity Supply locks in a higher nuclear share alongside accelerated renewables, but the speed of the transition is constrained less by policy ambition than by KEPCO's wrecked balance sheet and the unresolved tariff politics behind it.

South Korea finalized its 11th Basic Plan for Long term Electricity Supply (BPLE) in early 2025 and entered the implementation phase under a new administration in 2026. The plan targets a 35.6 percent nuclear share and a 32.9 percent clean and renewable share by 2038, anchored by Hanul, Sin Hanul, and a domestic SMR pilot. The execution c...