Joint Filing Agreement

Exhibit 15

Joint Filing Agreement

THIS JOINT FILING AGREEMENT is entered into as of March 12, 2012, by and among the parties hereto.  The undersigned hereby agree that the Statement on Schedule 13D with respect to the common stock, par value $0.01 per share (the “Common Stock”), of Xxxxx Properties, Inc., a Delaware corporation, and any amendment thereafter signed by each of the undersigned shall be (unless otherwise determined by the undersigned) filed on behalf of each of the undersigned pursuant to and in accordance with the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended.

Dated: Xxxxx 00, 0000	XXXXXXXXXX XXXXX MANAGEMENT INC.
	By:	/s/ Xxxxx Xxxxxxxxx
		Name: Xxxxx Xxxxxxxxx
		Title: Managing Partner
	By:	/s/ Xxxxxx Xxxxxxxx
		Name: Xxxxxx Xxxxxxxx Title: Senior Managing Partner
Dated: March 12, 2012	PARTNERS LIMITED
	By:	/s/ Xxxxxxx Xxxxx
		Name: Xxxxxxx Xxxxx
		Title: Secretary
Dated: March 12, 2012	Brookfield Asset Management Private Institutional Capital Adviser (Canada) L.P.
	By: Brookfield Private Funds Holdings Inc., its general partner
	By:	/s/ Xxxxx Xxxx
		Name: Xxxxx Xxxx
		Title: Vice President
Dated: March 12, 2012	BROOKFIELD PRIVATE FUNDS HOLDINGS INC.
	By:	/s/ Xxxxx Xxxx
		Name: Xxxxx Xxxx
		Title: Vice President

	By:	/s/ Xxxxx Xxxxxxxxxx
		Name: Xxxxx Xxxxxxxxxx
		Title: Vice President
Dated: March 12, 0000	XXXXXXXXXX XXXXXXXX XXXXXX INC.
	By:	/s/ Xxxxx Xxxxxxxxx
		Name: Xxxxx Xxxxxxxxx Title: Vice President
	By:	/s/ Xxxxxx Xxxxxxxx
		Name: Xxxxxx Xxxxxxxx
		Title: Vice President

Dated: March 12, 2012	brookfield retail split lp
	By:	Brookfield REP GP Inc., its general partner
	By:	/s/ Xxxxx Xxxx
		Name: Xxxxx Xxxx
		Title: Vice President

Dated: March 12, 2012	brookfield US Holdings Inc.
	By:	/s/ Xxxxx Xxxxxxxxx
		Name: Xxxxx Xxxxxxxxx
		Title: Vice President
Dated: March 12, 2012	brookfield US Corporation
	By:	/s/ Xxxxx Xxxx
		Name: Xxxxx Xxxx
		Title: Vice President

Dated: March 12, 2012	BROOKFIELD RETAIL HOLDINGS LLC
	By: Brookfield Asset Management Private Institutional Capital Adviser (Canada) L.P., its managing member
	By: Brookfield Private Funds Holdings Inc., its general partner
	By:	/s/ Xxxxx Xxxx
		Name: Xxxxx Xxxx
		Title: Vice President
	By:	/s/ Xxxxx Xxxxxxxxxx
		Name: Xxxxx Xxxxxxxxxx
		Title: Vice President

Dated: March 12, 2012	BROOKFIELD RETAIL HOLDINGS II LLC
	By: Brookfield Asset Management Private Institutional Capital Adviser (Canada) L.P., its managing member
	By: Brookfield Private Funds Holdings Inc., its general partner
	By:	/s/ Xxxxx Xxxx
		Name: Xxxxx Xxxx
		Title: Vice President
	By:	/s/ Xxxxx Xxxxxxxxxx
		Name: Xxxxx Xxxxxxxxxx
		Title: Vice President
Dated: March 12, 2012	BROOKFIELD RETAIL HOLDINGS III LLC
	By: Brookfield Asset Management Private Institutional Capital Adviser (Canada) L.P., its managing member
	By: Brookfield Private Funds Holdings Inc., its general partner
	By:	/s/ Xxxxx Xxxx
		Name: Xxxxx Xxxx
		Title: Vice President
	By:	/s/ Xxxxx Xxxxxxxxxx
		Name: Xxxxx Xxxxxxxxxx
		Title: Vice President
Dated: March 12, 2012	BROOKFIELD RETAIL HOLDINGS IV-A LLC
	By: Brookfield Asset Management Private Institutional Capital Adviser (Canada) L.P., its managing member
	By: Brookfield Private Funds Holdings Inc., its general partner
	By:	/s/ Xxxxx Xxxx
		Name: Xxxxx Xxxx
		Title: Vice President
	By:	/s/ Xxxxx Xxxxxxxxxx
		Name: Xxxxx Xxxxxxxxxx
		Title: Vice President

Dated: March 12, 2012	BROOKFIELD RETAIL HOLDINGS IV-B LLC
	By: Brookfield Asset Management Private Institutional Capital Adviser (Canada) L.P., its managing member
	By: Brookfield Private Funds Holdings Inc., its general partner
	By:	/s/ Xxxxx Xxxx
		Name: Xxxxx Xxxx
		Title: Vice President
	By:	/s/ Xxxxx Xxxxxxxxxx
		Name: Xxxxx Xxxxxxxxxx
		Title: Vice President
Dated: March 12, 2012	BROOKFIELD RETAIL HOLDINGS IV-C LLC
	By: Brookfield Asset Management Private Institutional Capital Adviser (Canada) L.P., its managing member
	By: Brookfield Private Funds Holdings Inc., its general partner
	By:	/s/ Xxxxx Xxxx
		Name: Xxxxx Xxxx
		Title: Vice President
	By:	/s/ Xxxxx Xxxxxxxxxx
		Name: Xxxxx Xxxxxxxxxx
		Title: Vice President
Dated: March 12, 2012	BROOKFIELD RETAIL HOLDINGS IV-D LLC
	By: Brookfield Asset Management Private Institutional Capital Adviser (Canada) L.P., its managing member
	By: Brookfield Private Funds Holdings Inc., its general partner
	By:	/s/ Xxxxx Xxxx
		Name: Xxxxx Xxxx
		Title: Vice President
	By:	/s/ Xxxxx Xxxxxxxxxx
		Name: Xxxxx Xxxxxxxxxx
		Title: Vice President

Dated: March 12, 2012	BROOKFIELD RETAIL HOLDINGS V LP
	By: Brookfield Asset Management Private Institutional Capital Adviser (Canada) L.P., its general partner
	By: Brookfield Private Funds Holdings Inc., its general partner
	By:	/s/ Xxxxx Xxxx
		Name: Xxxxx Xxxx
		Title: Vice President
	By:	/s/ Xxxxx Xxxxxxxxxx
		Name: Xxxxx Xxxxxxxxxx
		Title: Vice President

Dated: March 12, 2012	BROOKFIELD RETAIL SPLIT II LLC
	By: Brookfield REP GP Inc., its managing member
	By:	/s/ Xxxxx Xxxx
		Name: Xxxxx Xxxx
		Title: Vice President

Dated: March 12, 2012	BROOKFIELD RETAIL HOLDINGS VI LLC
	By: Brookfield Asset Management Private Institutional Capital Adviser (Canada) L.P., its general partner
	By: Brookfield Private Funds Holdings Inc., its general partner
	By:	/s/ Xxxxx Xxxx
		Name: Xxxxx Xxxx
		Title: Vice President
	By:	/s/ Xxxxx Xxxxxxxxxx
		Name: Xxxxx Xxxxxxxxxx
		Title: Vice President

Dated: March 12, 2012	BROOKFIELD RETAIL HOLDINGS R 1 INC.
	By:	/s/ Xxxxx Xxxx
		Name: Xxxxx Xxxx
		Title: Vice President
Dated: March 12, 2012	BROOKFIELD RETAIL HOLDINGS R 2 INC.
	By:	/s/ Xxxxx Xxxx
		Name: Xxxxx Xxxx
		Title: Vice President