...Rating Outlook Stable: Revenues and earnings for insurance brokers are likely to modestly improve in 2016 relative to levels reported through the first nine months of 2015. Fitch Ratings expects operating performance and balance sheet strength to remain supportive of current ratings, with limited potential for rating changes over 12-18 months, except for Willis Group Holdings PLC (Willis), w hich is on Rating Watch Positive due to the proposed merger w ith Tow ers Watson & Co. Sector Outlook Stable: Continued flat or declining premium rate changes in commercial insurance segments and a soft reinsurance market w ill pressure br okers' 2016 organic grow th. How ever, global brokers' revenues from diverse product and geographic platfor ms, including healthcare and benefits consulting, should help offset these headw inds. Strong retention and insured exposure grow th from a slow ly improving economic environment w ill also promote revenue expansion. Credit Trends Steady in 2016: Insurance brokers'...