Natural gas flows in pipelines as a consequence of the pressure difference at the inlet and outlet. Adjusting these pressures makes it possible to inject natural gas at one rate and withdraw at a different rate, hence using the pipeline as storage as well as transport. We study the value of...

Investment in renewable energy production in Norway is since the 1st of January 2012 subsidized through a market for green certificates common with Sweden. We study how the prospects of a future green certificates scheme affected the expectations of investors investing in small hydropower plants...