This equipment or pilot failure, she continued, was her primary impetus for the creation of the song/performance piece.

The steep increase in interest rates since February has been the primary impetus behind the growth.

Our primary impetus is that the bells are also sculptural forms to be seen and approached.

Market conditions, of course, are the primary impetus for increases.

The new rules also crack down on a tax maneuver that often served as a primary impetus for incorporating.

The rapidly growing lumbering and sawmill industries were the primary impetus for this growth, which continued through most of the 19th century.

But the primary impetus is low interest rates.

Obviously, the primary impetus for this must come from the law-makers themselves.

IN the art world of the 1990's, necessity is still the primary impetus for invention.

The primary impetus must come from the children themselves.