51

For this and the following sections, one may compare ad-Dimashgi, al-Isharah ila mahasin at-tijarah, tr. H. Ritter in Der Islam, VII (1917),1-91.

52

In 1952 a book by Frank V. Fischer appeared, entitled Buy Low - Sell High: Guidance for the General Reader in Sound Investment Methods and Wise Trade Techniques.

53

Qur'an 51.58 (58).