And since 1975, the U.S. built malls have four times the rate of population growth, but over the last 10 years most Americans have seen their discretionary funds stall or even shrink and income has dwindled.
On land, rail and trucking services are also stretched thin, add a desperate shortage of shipping containers and the price for sending one across the waves from June of 2020 through March this year more than quadrupled.
The rich coastal region cities of Beijing and Shanghai have a far higher nominal per capita income - sometimes more than double or quadruple that of those living inland.