Primary market prices are often set beforehand, while prices in the secondary market are determined by the basic forces of supply and demand. If the majority of investors believe a stock will increase in value and rush to buy it, the stock's price will typically rise.
The next good solar eclipse visible from Pennsylvania will be on 21st August 2017 when a large partial eclipse occurs (80% of the Sun's diameter obscured at maximum). This eclipse will be seen as total along a line from Oregon to South Carolina.
It's also not because solar doesn't scale well. Such technology is actually more cost-effective with larger systems. And it's not the Pittsburgh cloud cover. If Western Pennsylvania's sunshine isn't enough for a robust suntan, it can certainly power solar panels with the region's average of four hours of sunlight daily.ommercial clients get a federal tax credit for one-third of a solar project's cost, accelerated depreciation and up to $52,500 from the Pennsylvania Sunshine program, which is set to close at the end of the year.