Introduction: The freedom-control problem involves, beyond economic science, all social science and philosophy; criteria for judging books reviewed, 641. — I. Ordeal by Planning, by John Jewkes, 645. — II. Economic Policy for a Free Society, by Henry Simons, 650. — III. Alternative to Serfdom, by J. M. Clark, 656. — IV. Democracy and Progress, by David McCord Wright, 662.