|Other Retailer||Price Checked Time||Their Price in NZD||Our Price|
|Amazon US||3 days ago||56.48||$46.58||You save $9.90|
|Amazon UK||4 days ago||53.45||$46.58||You save $6.87|
Robert Koppel is a former member of the Chicago Mercantile Exchange (CME), a hedge fund partner, and president of his own division at Rand Financial. The author of numerous books on the psychology of trading, Koppel was the senior business writer for Onmoney.com. His work has appeared in the national financial press and been featured on CNN, CNBC, and NPR.