If this "trickle down" theory would work, like the OP claims we would see an improvement of the middle class. The numbers show otherwise and there is only so much money to go around.

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1979 Black on Black, 300CD (sold), 1990 Black 300SE, Silver 1989 Volvo 780, 1988 300CE (vanished by the hands of a girlfriend), 1992 300CE (Rescue).