JOINT FILING AGREEMENT ----------------------

                                                                      EXHIBIT 1


                             JOINT FILING AGREEMENT
                             ----------------------

The persons named below agree to the joint filing on behalf of each of them of
this Statement on Schedule 13G with respect to their beneficial ownership of
Magna Entertainment Corp. and further agree that this Joint Filing Agreement be
included as an Exhibit thereto.

In evidence thereof, the undersigned hereby execute this Agreement as of the
13th day of February, 2004.

                                     MI DEVELOPMENTS INC.




                                     By:   /s/ Xxxxxx X. Xxxxxx
                                         -------------------------------------
                                           Name:  Xxxxxx X. Xxxxxx
                                           Title: Executive Vice-President,
                                                  Secretary and General Counsel

                                     1346457 ONTARIO INC.



                                     By:   /s/ Xxxxxx X. Xxxxxx
                                         -------------------------------------
                                           Name:  Xxxxxx X. Xxxxxx
                                           Title: Executive Vice-President and
                                                  Secretary

                                     MAGNA INTERNATIONAL INC.



                                     By:   /s/ J. Xxxxx Xxxxxxx
                                        --------------------------------------
                                           Name:  J. Xxxxx Xxxxxxx
                                           Title: Executive Vice-President,
                                                  Special Projects and Secretary