51.   No single factor caused the surge in numbers of rootless people, Kane said.

52.   Some people would go further and say that these factors caused the crisis in the first place.

53.   The defense argued other factors may have caused her death.

54.   Together these two factors caused a slump in industrial production and industry began dismissing workers in record numbers.

55.   Zedillo is less than a month into his six-year term and uncertainty about his leadership is another factor causing weakness.

56.   These factors have caused the dollar to fall.

57.   Several factors had caused inflation to fall.

58.   The problems at GIAT have been one of the factors causing the French government to set in a hand a total reorganisation of its defence effort.