At the urging of Haifa 's mayor Abba Hushi , Yardeni returned to Haifa .
At the urging of Haifa 's mayor Abba Hushi , Yardeni joined the faculty of the University of Haifa .
At the urging of Haifa 's mayor Abba Hushi , Yardeni returned to Haifa and joined the faculty of the University of Haifa .