This book concerns how to apply behavioral economy and psychological methods to predict future America consumption market trend. I shall focus on only America future consumption market trend about five to ten years consumer behavioral psychological prediction as well as I shall give evidences to explain whether what factors cause the residents’ consumption behavioral differences between big cities and small cities. In America consumption market, I shall indicate some popular American consumption market of some consumer products and foods as well as manufacturers’ production of material consumption products to explain why and how the factors cause big and small cities’ residents’ consumption behavioral differences. The most important writing aim in my this books, I shall explain some evidences to support the cause and effect relationship is between U.S. people’s consumption psychological attitude ( cause ) and consumption behavior ( effect) to let my readers have more clear understanding how and why future these U.S. big and small cities consumption market will be influenced by these factors. All gathering data are based on U.S. past consumption market data to be used to predict how future U.S. these consumption markets change to achieve more accurate prediction.