SCHEDULE 13D/A


DATE OF EVENT WHICH REQUIRES FILING OF THIS STATEMENT
4/27/18


1. NAME OF REPORTING PERSON
Bulldog Investors, LLC


2. CHECK THE BOX IF MEMBER OF A GROUP                  a[ ]

                                                       b[]

3. SEC USE ONLY

4. SOURCE OF FUNDS
WC


5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
PURSUANT TO ITEMS 2(d) AND 2(e)                        []

6. CITIZENSHIP OR PLACE OF ORGANIZATION
DE
___________________________________________________________


7. SOLE VOTING POWER
1,860,379

8. SHARED VOTING POWER
2,320,512

9. SOLE DISPOSITIVE POWER
1,860,379
_______________________________________________________

10. SHARED DISPOSITIVE POWER
2,320,512


11. AGGREGATE AMOUNT OWNED BY EACH REPORTING PERSON
4,180,891 (Footnote 1)

12. CHECK IF THE AGGREGATE AMOUNT EXCLUDES CERTAIN SHARES

[]
___________________________________________________________


13. PERCENT OF CLASS REPRESENTED BY ROW 11

4.70%

14. TYPE OF REPORTING PERSON

IA

____________________________________________________________
1. NAME OF REPORTING PERSON
Phillip Goldstein


2. CHECK THE BOX IF MEMBER OF A GROUP                  a[X]

                                                       b[]

3. SEC USE ONLY

4. SOURCE OF FUNDS
WC


5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
PURSUANT TO ITEMS 2(d) AND 2(e)                        []

6. CITIZENSHIP OR PLACE OF ORGANIZATION
USA
___________________________________________________________


7. SOLE VOTING POWER
1,860,379

8. SHARED VOTING POWER
2,320,512

9. SOLE DISPOSITIVE POWER
1,860,379
_______________________________________________________

10. SHARED DISPOSITIVE POWER
2,320,512


11. AGGREGATE AMOUNT OWNED BY EACH REPORTING PERSON
4,180,891 (Footnote 1)

12. CHECK IF THE AGGREGATE AMOUNT EXCLUDES CERTAIN SHARES

[]
___________________________________________________________


13. PERCENT OF CLASS REPRESENTED BY ROW 11

4.70%


14. TYPE OF REPORTING PERSON

IN

__________________________________________________________

1. NAME OF REPORTING PERSON
Bulldog Investors Group of Funds


2. CHECK THE BOX IF MEMBER OF A GROUP                  a[x]

                                                       b[]

3. SEC USE ONLY

4. SOURCE OF FUNDS
WC


5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
PURSUANT TO ITEMS 2(d) AND 2(e)                        []

6. CITIZENSHIP OR PLACE OF ORGANIZATION
DE
___________________________________________________________


7. SOLE VOTING POWER
1,860,379

8. SHARED VOTING POWER
0

9. SOLE DISPOSITIVE POWER
1,860,379
_______________________________________________________

10. SHARED DISPOSITIVE POWER
0



11. AGGREGATE AMOUNT OWNED BY EACH REPORTING PERSON
1,860,379 (Footnote 1)

12. CHECK IF THE AGGREGATE AMOUNT EXCLUDES CERTAIN SHARES

[]
___________________________________________________________


13. PERCENT OF CLASS REPRESENTED BY ROW 11
2.09%

14. TYPE OF REPORTING PERSON

IC
___________________________________________________________
1. NAME OF REPORTING PERSON
Andrew Dakos


2. CHECK THE BOX IF MEMBER OF A GROUP                  a[ ]

                                                       b[]

3. SEC USE ONLY

4. SOURCE OF FUNDS
WC


5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
PURSUANT TO ITEMS 2(d) AND 2(e)                        []

6. CITIZENSHIP OR PLACE OF ORGANIZATION
USA
___________________________________________________________


7. SOLE VOTING POWER
1,860,379

8. SHARED VOTING POWER
2,320,512

9. SOLE DISPOSITIVE POWER
1,860,379
_______________________________________________________

10. SHARED DISPOSITIVE POWER
2,320,512


11. AGGREGATE AMOUNT OWNED BY EACH REPORTING PERSON
4,180,891 (Footnote 1)

12. CHECK IF THE AGGREGATE AMOUNT EXCLUDES CERTAIN SHARES

[]
___________________________________________________________


13. PERCENT OF CLASS REPRESENTED BY ROW 11

4.70%


14. TYPE OF REPORTING PERSON

IN

___________________________________________________________
1. NAME OF REPORTING PERSON
Steven Samuels


2. CHECK THE BOX IF MEMBER OF A GROUP                  a[x]

                                                       b[]

3. SEC USE ONLY

4. SOURCE OF FUNDS
WC


5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
PURSUANT TO ITEMS 2(d) AND 2(e)                        []

6. CITIZENSHIP OR PLACE OF ORGANIZATION
USA
___________________________________________________________

7. SOLE VOTING POWER
1,860,379

8. SHARED VOTING POWER
2,320,512

9. SOLE DISPOSITIVE POWER
1,860,379
_______________________________________________________

10. SHARED DISPOSITIVE POWER
2,320,512


11. AGGREGATE AMOUNT OWNED BY EACH REPORTING PERSON
4,180,891 (Footnote 1)

12. CHECK IF THE AGGREGATE AMOUNT EXCLUDES CERTAIN SHARES

[]
___________________________________________________________


13. PERCENT OF CLASS REPRESENTED BY ROW 11

4.70%

14. TYPE OF REPORTING PERSON

IN
_______________________________________________________

Item 1. SECURITY AND ISSUER

This statement constitutes Amendment #1 to the schedule 13d
filed August 14, 2017. Except as specifically set forth
herein,  the Schedule 13d remains unmodified.





ITEM 5. INTEREST IN SECURITIES OF THE ISSUER
(a) As reported by the fund there were 88,969,000 shares of common stock
outstanding as of May 1, 2018. The percentages set forth herein were
derived using such number. Phillip Goldstein, Andrew Dakos and Steven
Samuels own Bulldog Investors, LLC, a registered investment advisor.
As of May 16, 2018, Bulldog Investors, LLC is deemed to be the beneficial
owner of 4,180,891 shares of AEF (representing 4.70% of AEF's outstanding
shares) solely by virtue of Bulldog Investors LLC's power to direct the vote
of,and dispose of, these shares. These 4,180,891 shares of AEF include
1,860,379 shares (representing 2.09% of AEF's outstanding shares) that are
beneficially owned by Mr. Goldstein, Mr. Samuels, and the following entities
over which Messrs. Goldstein, Dakos and Samuels exercise control: Opportunity
Partners LP, Calapasas West Partners LP, Full Value Special Situations Fund,
LP, Full Value Partners, LP, Opportunity Income Plus, LP, and MCM Opportunity
Partners, LP (collectively,"Bulldog Investors Group of Funds"). All other
shares included in the aforementioned 4,180,891 shares of AEF beneficially
owned by Bulldog Investors, LLC (solely by virtue of its power to sell or
direct the vote of these shares) are also beneficially owned by clients of
Bulldog Investors, LLC who are not members of any group. The total number
of these "non-group" shares is 2,320,512 shares (representing 2.61% of AEF's
outstanding shares).

(b)Bulldog Investors,LLC has sole power to dispose of and vote 1,860,379 shares.
Bulldog Investors, LLC has shared power to dispose of and vote 2,320,512 shares.
Certain of Bulldog Investors, LLC's clients (none of whom beneficially own more
than 5% of AEF's shares) share this power with Bulldog Investors, LLC.  Messrs.
Goldstein, Dakos and Samuels are control persons of Bulldog Investors, LLC.



c) During the past 60 days no shares of AEF were traded.





d) Clients of Bulldog Investors, LLC are entitled to receive any dividends or
sales proceeds.

e) The Reporting Persons ceased to be the beneficial owner of more than 5% of
AEF's shares on April 27, 2018.


ITEM 6. CONTRACTS,ARRANGEMENTS,UNDERSTANDINGS OR RELATIONSHIPS
WITH RESPECT TO SECURITIES OF THE ISSUER.
None


ITEM 7. MATERIAL TO BE FILED AS EXHIBITS



After reasonable inquiry and to the best of my knowledge
and belief, I certify that the information set forth in this
statement is true, complete and correct.

Dated: 5/17/18

By: /S/ Phillip Goldstein
Name:   Phillip Goldstein

By: /S/ Andrew Dakos
Name:   Andrew Dakos


By: /S/ Steven Samuels
Name:   Steven Samuels

Bulldog Investors, LLC
By: /s/ Andrew Dakos
Andrew Dakos, Member

Footnote 1: The reporting persons disclaim beneficial ownership except
to the extent of any pecuniary interest therein.