Ms Schlafly, it's a complicated world. Seeing the ultimate, big-picture relationships can be difficult.
But it is not impossible. If you use microcosmic thinking you can see that what you say defies common sense. Read Adam Smith.
One thing that often obscures reality is that there is no free market. That ideal doesn't even exist in "free" countries, and, as you know, the U.S. is no longer among the most free, but has slipped behind Singapore, Switzerland, New Zealand and Australia, and others. So your economist friends are having trouble discerning the forest because of their focus on the all too numerous trees.