An article in the Wall Street Journal discussing the financial results for General Electric Co. (GE) for the first quarter of 2017 reported that, compared with the same quarter in the previous year, the firm’s revenue had fallen from $27.94 billion to $27.66 billion, while its profit had increased from $228 million to $653 million. How is it possible for GE’s revenue to decrease but its profit to increase? Doesn’t GE have to maximize its revenue to maximize its profit? Briefly explain.