Discusses various agricultural taxes such as kharaj, 'ushr and land management during the 'Abbasid period. Gives a detalied description of the management of the ‘Abbasids. Argues that most of the financial and administrative institutions were adapted from the ancient Greek, Roman or Sassanid times. Despite the protest of the jurists, various taxes and corrupt practices were prevalent.Discusses a number of technical terms in detail. The book has an orientalistic bias. Documented. For Muslim economists and historians.