What is the author's style in Free to Choose: A Personal Statement by Milton Friedman?

Free to Choose is a book about economics, written by economists. Milton Friedman is a Nobel Prize winner in economics; Rose Friedman completed all the requirements for a Ph.D. in economics except her dissertation. Milton Friedman spent most of his life teaching economics at the University of Chicago. The Friedmans' monetarist background and beliefs in a free market are evident throughout the book. Their reasons for writing the book are to express their beliefs in the free market system and to issue a warning about a government that has become too big.