Looking at the situation from in terms of supply and demand, Lin Yi-hou, the newly appointed director of the Ministry of the Interior's Construction and Planning Administration (responsible for issuing building permits), states that according to the 1990 national residential housing census there were more than 670,000 vacant properties on Taiwan in that year.
再以房市的供需情況來看，主管建照發放的內政部營建署新任署長林益厚指出，民國七十九年曾經進行全國十年一度的住宅普查，當時國內有空屋六十七萬多戶。