1.   Analysts say most contractors at that time did hasty work with sub-standard construction materials because the construction boom caused a serious shortage of such products.

2.   Glen Sunnergren, director of human resources for Clorox, said the Internet boom caused higher employee turnover than normal.

3.   The boom has caused some strains.

4.   An economic boom has caused a workers shortage and there are about a million foreign workers in Malaysia.

5.   Eight supersonic booms caused by low-flying jets rattled windows of apartment buildings in Beirut and sent panicky residents scurrying for cover.

6.   Six supersonic booms caused by low-flying jets rattled windows and set off vehicle alarms early Thursday.

7.   City officials however claim that while the renovation boom has caused some upheaval, the Olympic Games have provided a windfall for most of the disadvantaged sectors.