Appearance ought.

1889. Review in Con¬ rads Jahrbucher fur N ationaldkonomie und Sta- tistik, Neue Folge, Bd. XX. (Essay by Achilla Loria.) — 18. „ 1891, III. Folge, Bd. III. — Ed. 658 TRANSFORMATION OF SURPLUS-PROFIT INTO GROUND-RENT capital as the number of bushels yielded by capital.