Energy sources are selected based on what is available, economical, safe, and in many countries environmentally sound. They need economic stability. They can't change at the whims of politicians in each election cycle. Roger Altman in the Wall Street Journal examines major changes in financial practices that are causing economies and governments to be less stable. Economic forecasting is getting to be more difficult, perhaps next to impossible. Governments and special interest groups are imposing extreme environmental, anti-fossil fuel and anti-nuclear ideologies on energy industries.