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v3.8.0.1

Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Revenues: |  |  |
Research services | $ 216,471 | $ 215,216 | $ 210,268
Advisory services and events | 121,202 | 110,879 | 103,458
Total revenues | 337,673 | 326,095 | 313,726
Operating expenses: |  |  |
Cost of services and fulfillment | 136,872 | 128,175 | 126,261
Selling and marketing | 123,917 | 116,898 | 116,081
General and administrative | 41,906 | 40,579 | 39,041
Depreciation | 6,648 | 7,812 | 8,192
Amortization of intangible assets | 781 | 831 | 891
Reorganization costs |  | 1,026 | 4,433
Total operating expenses | 310,124 | 295,321 | 294,899
Income from operations | 27,549 | 30,774 | 18,827
Other income, net | 301 | 740 | 511
Losses on investments, net | (479) | (805) | (18)
Income before income taxes | 27,371 | 30,709 | 19,320
Income tax provision | 12,231 | 13,058 | 7,324
Net income | $ 15,140 | $ 17,651 | $ 11,996
Basic income per common share | $ 0.84 | $ 0.98 | $ 0.67
Diluted income per common share | $ 0.83 | $ 0.97 | $ 0.66
Basic weighted average common shares outstanding | 17,919 | 17,984 | 17,927
Diluted weighted average common shares outstanding | 18,240 | 18,269 | 18,143

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