Years ended December 31, September 30, 2012 2013 2014 2014 2015 (In thousands) Combined statement of operations information: Revenue $ 713,449 $ 803,089 $ 888.268 $ 649,272 $ 752.857 Operating costs and expenses: Cost of revenue (exclusive of depreciation)(1) 72.794 85.945 120,024 82.079 131.118 Selling and marketing expense(1) 304,597 321,870 335,107 271,236 289.844 General and administrative expense(1) 76,711 93.641 117,890 74.351 121.303 Product development expense(1) 38.921 42,973 49,738 36,614 50,740 Depreciabon 16,341 20.202 25.547 17.122 19.804 Amortization of intangibles 17.455 17,125 11,395 6.841 14,130 Total operating costs and expenses 526,819 581,756 659,701 488,243 626,939 Operating income 186,630 221,333 228.567 161,029 125,916 Interest expense—related party (29.489) (34.307) (25.541) (23.214) (6.879) Other (expense) income, net (7.428) 217 12,610 8.628 8.341 Earnings before income taxes 149,713 187,243 215,636 146,443 127,380 Income tax provision (59,432) (60.616) (67,277) (46,434) (42,632) Net earnings 90.281 126,627 148,359 100,009 84.748 Net (earnings) loss attributable to nonoontrolling interests (4,606) (1,624) (595) (522) 42 Net earnings attributable to Match Group, Inc.'s shareholder $ 85,675 $ 125,003 $ 147,764 $ 99,487 $ 84.790 Other combined financial information: Adjusted EBITDA(2) $ 236,490 $ 271,231 $ 273,448 $ 188.021 $ 179.355 (1) Includes stock-based compensation expense as follows. Years ended December 31, Nine months ended September 301, 2012 2013 2014 2014 2015 Cost of revers* Sea rg and marketing expense General and adinnatratoe expense Procke development expense Total stock.bssed compensation expense S 1.975 823 10,368 2.898 16.064 $ 1,012 562 8,520 2134 • 12228 (In Moments) S 396 5 465 $ 342 194 255 4,883 17,326 13.476 22,076 2,935 2414 3,681 $ 20851 $ 16.610 S 30982 (2) In ccnsidenng Ire