"Payment to one's doctor, even from the state, is an important incentive for the patient to take treatment seriously and work to improve."

After 1985, a new and important incentive materialised for such investments.

The force of group approval can be an important incentive in this regard.

"On the one hand this is an important economic incentive," he said.

The advent of digital sound in the 1990's eliminated an important incentive for 70-millimeter films.

All three items were hailed in the early Reagan years as important incentives for business investment.

For poor people coming from famine conditions, economics was often an important incentive.

In times of crisis, these measures can be an important incentive for a number of industries.

The end to internal borders is an important incentive to the mobility of goods and people.

This remains the most important incentive for financing low-income housing.