Ancient Iranian religion was strongly connected. Beginning in the early 10th-century BC, the ancient Iranian religion was gradually displaced by Zoroastrianism, which contains many essential aspects of its predecessor. The sources on ancient Iranian religion, though limited, consist of textual and material sources. The textual sources are both Iranian and non-Iranian. An important Iranian source is the Avesta, which are Zoroastrian sacred scriptures made in the Avestan. This is considered the principal source of knowledge on ancient Iranian religions. It is a collection of several texts that seems to have been over a large span of time by a variety of authors. These
The Economic Writings of Sir William Petty text, Hull has proposed a division of the economic writings of Petty in three 'chronological' groups: Soon after the publication of "The Economic Writings" a couple of reviews were written. James Laurence Laughlin published a short review in the "Journal of Political Economy" in 1899, in which he wrote that Hull's edition of Petty's writings "is done with an erudition, accuracy, intelligence, and thoroughness which leave nothing to be desired." The Economic Writings of Sir William Petty The Economic Writings of Sir William Petty is a book with texts, written by William Petty (1623-1687), and published in 1899 by Charles