With the increasing interest in business relationship issues, relationship value has emerged as an important aspect. What makes a business relationship valuable for the standpoint of the customer has become critical for supplier. The present paper reviews the alternative conceptualizations and...

This paper investigates regression quantiles (RQ) for unstable autoregressive models. The unifoem Bahadur representation of the RQ process is obtained. The joint asymptotic distribution of the RQ process is derived in a unified manner for all types of characteristic roots on or outside the unit...