This article develops unbiased weighted variance and skewness estimators for overlapping return distributions. These estimators extend the variance estimation methods constructed in Bod et. al. (Applied Financial Economics 12:155-158, 2002) and Lo and MacKinlay (Review of Financial Studies...

Recently, the sharing economy has become a significant factor in sustainable economic development (SED), and green energy plays a role in this regard, a phenomenon which requires researchers' frequent emphasis. Thus, the present research investigates the impact of a sharing economy (sharing...