The document discusses the long-term bullish outlook for the solar sector based on factors such as room for double-digit growth for decades, falling costs, and grid parity being reached in more markets. It notes that solar could become the world's largest electricity source by 2050 according to the IEA. The solar industry has seen high growth of 44% annually over the last 5 years, led by China, Japan, and the US. The document also provides an overview of solar developments and pricing trends in key markets like China, Japan, Europe and the US.