temps (durée) (1) technologie (1) spectacle (1) politique (1) énergie (1) industrie énergétique (1) Rates (1) Time (1) Technology (1) Saving and investment (1) Power resources (1) Power (Mechanics) (1) Force and energy (1) Finance (1) Discount (1) Clean energy (1) Finance (1) Technology (1) Rates (1) Losses (1) Emphasis (1)