When Kao Yu-shu became mayor of Taipei in the 1960s, his primary task was the removal of illegal structures. All cities have had problems with illegal structures. In many metropolises the problem is addressed by building housing for those with low and middle incomes.
他在博士論文中提到，第一次台灣農地改革，僅有三成的補償地價轉為工業發展基金，其餘七成仍在地主手上，不少地主把資金轉購都市土地。