Cartesian Economics: The Bearing of Physical Science Upon State Stewardship - Hardcoverby Frederick Soddy (Author) Cartesian Economics, The Bearing of Physical Science upon State Stewardship is a compilation of two lectures given by Frederick Soddy to the student unions of Birbeck College and the London School of Economics. The lectures were the first of four works written between 1921 and 1934 that applied the concepts of hard science to the economy. Though Soddy's ideas were largely rejected at the time, much of his theories are