Mealey's (October 8, 2019, 12:30 PM EDT) -- MUSKOGEE, Okla. — An accounting expert is sufficiently qualified and uses a reliable method to calculate the size of a class of plaintiffs in an oil well royalty owner’s class action alleging that an oil company isn’t paying the required interest on late royalty payments, an Oklahoma federal judge held Oct. 3 (Perry Cline v. Sunoco, Inc. (R&M), et al., No. 6:17-cv-313, E.D. Okla., 2019 U.S. Dist. LEXIS 171969)....