Like many industrialized nations, the face of the United States is changing.  An aging population, a declining birth rate combined with growing ethnic diversity will pose new challenges for the economy.  Along with these demographic changes will come shifts in consumer spending, and consumer goods marketers will have to adjust tactics, focus and products if they hope to capitalize on what will be the new reality. 
So what will be different in terms of consumer spending in just 11 years?  A weakened Social Security system and underfunded private pension plans will …