Here’s one highly certain trend:  The U.S. consumer is unlikely to return to the level of spending before the recession. Blame it on the baby boomer generation, now realizing we must engage in a mad savings dash to make sure there’s enough money for retirement. With flatter consumption trends, US business investment absent an export surge will also grow more slowly. If you can’t ride an improving economy to success, what might guide your firm’s strategy to regain revenue and growth potential? Business investment and consumer spending priorities remain so uncertain, how can a leadership team define true north? Here’s what is certain: Focus business model innovations on unresolved problems and you’ll secure attractive growth. For example: Food safety Affordable heath care Quality of life as we age A lack of time to balance family and work Environmental degradation Business’ need to differentiate…