The shortage of buildable lots has contributed to escalating home prices.

The shortage of space and low interest rates contributed to pushing prices sky-high.

The resulting shortage contributed to the economic disruptions of the 70's.

A shortage of calcium might also contribute to the rise in blood pressure that commonly accompanies aging.

So, the softened water does deserve at least some of the blame, but a cold spring and the shortage of summer sunshine could be contributing factors.

A shortage of new material and the slow progress of the sessions contributed to Dylan's decision to cancel three additional recording dates.

Such shortages contributed to the state's problems with infant mortality and prenatal care.

The shortage contributes to sprawl as workers move further away from jobs in order obtain affordably priced houses.

It also says that the shortage has contributed to the increase in the number of households led by single black women.

In one way, the shortage of other hospital employees has contributed to the nursing shortage.