“…Most measures of relationship strength in the literature focus on length, as longer relationships allow more time for the lending bank to garner proprietary soft information about the firm (e.g., Petersen and Rajan, 1994;Berger and Udell, 1995). Some strength measures include breadth in the form of a checking account through which the bank may gain information from monitoring the firm's cash flows (e.g., Mester et al, 2007). Others focus on lender exclusivity, the accumulation of all of a firm's credits in a single bank, which may maximize the information advantage of that bank (e.g.…”