| http://www.w3.org/ns/prov#value | - These basic factors included: (1) the change of status from a debtor to a creditor nation; (2) a lessened rate of population growth, ushered in by immigration restriction in 1924; (3) completion of our railroad system, with respect to mileage, and other factors previously dominant in our extensive economic expansion; (4) rapid growth and coming-of-age of the automotive industry; (5) the revolution
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