Isibonelo sombuzo wengxoxo nge-Classical Theory (Land Rent Theory)
Imibuzo Eyisibonelo Exoxa Ngombono Wendabuko (Umbono Wokuqasha Umhlaba) Isingeniso Umbono wendabuko wezomnotho ulawulwa kakhulu yimibono evelele yezazi zezomnotho ezifana no-Adam Smith, uDavid Ricardo, noThomas Malthus. Omunye weminikelo ebalulekile kaDavid Ricardo umbono wakhe wokuqasha umhlaba. URicardo wethula umqondo wokuqasha umhlaba encwadini yakhe ethi, "On the Principles of Political Economy… Funda kabanzi