31/* quarters whose price.

650 TRANSFORMATION OF SURPLUS-PROFIT INTO GROUND-RENT 1 TABLE IVb Type of Soil Price of Pro¬ duction E Output Qrs Selling Price Sh. Pro¬ ceeds Sh. Rent Sli. Rent Increase A 60 60=120 10+10=20 7V, 150 30 30 B 60+ 60=120 10+10=20 7V, 150 30 30 B 60+ 60=120 16+20 =36 18+22‘/,=40»/, 7*/. 7V, 7‘/, 7 l/t weeks of its.