«Pricing Sunshine» the Economist számítása szerint Swanson's law Swanson’s law «Pricing Sunshine» falling fast law Swanson's Law «Pricing Sunshine» «Pricing Sunshine» a solar market with prices falling Pricing Sunshine Swanson's law "Pricing Sunshine" Pricing Sunshine courtesy http://www.economist.com/blogs/graph...daily-chart-19 fallen like a stone «Pricing Sunshine» law The Economist nascent renewables Swanson's law «Pricing Sunshine» law long-term curve http://www.economist.com/blogs/graph...daily-chart-19