To have an idea of the macro-cosmic context of the composition of Proverbs, Job, and Psalms, knowledge of the Persian Empire is helpful. You can read the first chapter of Amy Chua, Day of Empire: How Hyperpowers Rise to Global Dominance--and Why They Fall (Anchor Books, 2009) -Arnoldus Library JC 539.C58d 2009.
Read also Rainer Albertz, A History of Israelite Religion in the Old Testament Period, Volume II: From the Exile to the Maccabees (Old Testament Library ; Louisville, Kentucky: Westminster John Knox, pp. 437-533