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You're welcome to attempt to calculate your own version of what the four factors contributed, over that same time period. What you will find is -
1) Once you have determined each of the four factors, and you attempt to multiply them, they will not …
Two things.
One item is MSF's lengthy objection to the pie-chart math, which was the column's straw man. MSF says that math is bogus, my column says that math is bogus. We agree.
The other item is RBRT's question. Should I have multiplied thefou…
