Dan Raab has been appointed a director in commodity index marketing at Scotiabank in New York. Raab was formerly employed at Wells Fargo Securities in New York, where he was a managing director and responsible for commodity index swaps. Raab has joined the commodity derivatives desk at Scotia in New York, which is headed up by Christopher Olmstead, a managing director at the bank. He will not report to Gary Nathanson, managing director and head of US equity derivatives and investor solutions at