Pan, Xiaoqing; Leng, Xuan; Hu, Taizhong - In: Statistics & Probability Letters 83 (2013) 5, pp. 1397-1403
Karamata’s theorem is well known, which examines the integral properties of regular variation functions. In this paper, we obtain the second-order version of Karamata’s theorem, and give its one application in characterizing the second-order regular variation property of a survival function...