Nonparametric regression estimation for multivariate null recurrent processes Biqing Cai Dag Bjarne Tjøstheim Publication details Journal: Econometrics, p. 265–288–24, 2015 Publisher: MDPI Link: DOI: doi.org/10.3390/econometrics3020265 Dag Bjarne Tjøstheim Professor II You are here: Home Publications Scientific article Nonparametric regression estimation for multivariate null recurrent processes