In this chapter I propose to set forth the facts concerning the present era of prosperity upon which every one can agree--the tangible, material, physical facts capable of statistical measurement, and already measured, checked and double-checked by careful and competent authorities. These are the things which all of us with any pretensions to intellectual honesty must admit--whether capitalist, socialist, communist, single taxer, or sun-dried vegetarian. If we refuse to admit them, then we must take our places, as belligerently as we please, in the ranks of bigoted and stupid men. Certain things have happened in America since 1921 which are as concrete and definite as the changes in the tide during the same period, or the swing of the earth on its axis. How these things have affected the lives of the people of America is another story; one that we shall explore presently. For the moment, here they are, not always to the decimal point perhaps, but gross and bulky as a mountain range. To chronicle all of them would take many volumes. I shall try to select the grossest, bulkiest, and the most susceptible to reasonable proof.
Obviously, our basic line is population growth. If pro-