Reference: 1887 Title: Spain Could Suffer Over €4 Billion in Losses from Historic Blackout Summary: The blackout caused an estimated loss of €1 billion to €4.5 billion, significantly affecting self-employed workers and the retail/hospitality sectors. URL: https://www.theolivepress.es/spain-news/2025/05/05/spain-could-lose-more-than-e4-billion-in-losses-from-historic-blackout