TL;DR: annual US GDP declined 2.9% because consumers spent less. In fact, they are not yet spending at rates anywhere near the rates at which they were spending before the financial crisis in 2008. When consumers spend less, businesses in the aggregate sell less of everything, because every dollar spent by a consumer is a dollar earned by someone else -- usually a business. Before the financial crisis, consumers borr…
Part of this slowdown in consumer spending also has to do with the tightening of credit as well, making it more difficult for people without means to spend. In my opinion this is a great thing. When people are backed against a wall because they have no other way to pay for their livelihood than their salary, they're not going to be ok with stagnant wages and companies low balling them. Bring on the pain, I say. Real…
And also consider that homes built today have to go through tons of regulatory costs (building codes, politics with permits), there are new technologies installed, AC, internet, upgraded roofing, better foundations, upgraded wiring, possibly an HOA, rec center, etc, paved sidewalks in front of every house. The US Census Bureau has also determined that the average size of a home is 2,480 square feet vs 1,600sqft in 1970. All the progress that we have made with homes today costs.