As for healthcare, that has not been a free market in the US at least since WW2.
Yet as of the publication date, 31st December 2006, data indicate that more than 12 percent of U.S. residents still live below the poverty line.
For 2006, a family of four was considered in poverty if its annual income fell below $20,444. For a couple under age 65, the poverty threshold was $13,500, and for an individual living alone, it was $10,488.
Before you say "The Marshall Plan" most of the MP money was given to France and Britain.
To see the result of tightly controlled market, check out Venezuela and the old Easter European communist regimes.
She does a decent job of thrashing out, at length, why the dignity to participate in the free market by innovating and bringing those innovations to market is the thing that created the modern world. In her own words she gives a "full scale defence of capitalism."
Note that a social safety net is not inconsistent with free markets.
At the expense of generating poverty either in the form of people working two or three part time jobs (so that "costs" like healthcare can be avoided) to barely make rent or abroad, in factories where one needs to extend nets to prevent suicides.