13D Filing: Saba Capital and Delaware Enhanced Global Dividend & Income Fund (DEX)

EXHIBIT 1

JOINT FILING AGREEMENT
PURSUANT TO RULE 13d-1(k)

     The undersigned acknowledge and agree that the
foregoing statement on Schedule 13D is filed on behalf of each of the
undersigned and that all subsequent amendments to this statement on Schedule 13D
shall be filed on behalf of each of the undersigned without the necessity of
filing additional joint filing agreements. The undersigned acknowledge that each
shall be responsible for the timely filing of such amendments, and for the
completeness and accuracy of the information concerning him or it contained
herein and therein, but shall not be responsible for the completeness and
accuracy of the information concerning the others, except to the extent that he
or it knows or has reason to believe that such information is inaccurate.

DATE: January 10, 2018

* Pursuant to a power of attorney dated as of November 16,
2015, which is incorporated herein by reference to Exhibit 2 to the Schedule 13G
filed by the Reporting Persons on December 28, 2015, accession number:
0001062993-15-006823