Norway comes to the realization that it is too heavily invested in oil. Will it diversify? : Norway’s sovereign-wealth fund is considering a halt to purchasing oil and gas equities and even a divestment from such stocks in the years to come. The cash that Norway uses to invest in its sovereign-wealth fund, which now totals about $1 trillion, comes originally from the countries oil and gas industry. While the potential move to steer away from oil and gas investments thus seems almost ironic—or perhaps motivated by concern for the environment or politics—it is just smart business.