Reprising this chart which integrates the major answers to the question: What makes liberal capitalism good?
The chart diagrams the positive claims about liberal capitalism by its defenders — John Locke, Adam Smith, John Stuart Mill, Ludwig von Mises, Ayn Rand, Friedrich Hayek, Milton Friedman, and others.
For elaboration, see my book Liberalism Pro and Con (2020).
Also my 13 Arguments for Liberal Capitalism in 13 Minutes series of video shorts.