Last week I discussed the economic consequences of inequality. Contrary to a traditional tenet of economics, empirical research has shown that inequality may have adverse economic consequences. Inequality increases the risk of political instability in a country, posing a threat to investments due to the fact that political unrest is highly detrimental to the profits made from any economic activity.

In the first part of our article, we pointed out that electricity generation by hydropower is subject to strong seasonal variations. We argued that the seasonality of hydropower reduces the profitability of new plants, as they deliver the highest output in the time of the year when electricity is relatively cheap anyway, while they produce rather little when electricity is expensive.