Leave the people at home and rockets are comparatively cheap.
The reason is that construction methods do not require special tools, and materials are comparatively cheap.
A comparatively cheap make-over, on the other hand, can improve every face.
In addition, mounting an effective campaign is comparatively cheap.
Moreover, an awareness is spreading that books may be comparatively cheap.
It's comparatively cheap, which allows for use in the developing world.
Welfare was a comparatively cheap way of avoiding confrontation with such issues.
Life in the Church was in those days comparatively cheap.
With the Taunton cast, it remained a comparatively cheap show.
Starting a bank in Nauru is simple and comparatively cheap.