Having completed our annual Cost per Trade benchmarks, Z/Yen is now starting off its annual round of interviews for the Operational Performance of Brokers surveys. Four surveys are being run this Autumn with two further planned for the spring. As we speak, interviewers, Nicole Avrami, Jonathan Davies, Rob Long, James Pitcher, Mark Yeandle and Jeremy Taylor are packing their bags and heading out to interview up to 240 investment managers and hedge funds in Europe, Asia and North America.