Therefore, the latter is a better choice for simple one-time lighting tasks that do not require large up-front investments.

"Taking it doesn't require a huge up-front investment," Booth says.

New services that required any kind of up-front investment would be virtually impossible, he said.

But that is an old quest, with the same tired reality: Such programs require an up-front investment, in a time of spending cuts.

"You have to make some up-front investments, so you immediately have a political problem."

It should also share in the up-front investment necessary for achieving this goal.

Installing solar cells for your house requires a significant up-front investment.

They must make the up-front investment in the facility, and there is likely to be little service or used car business initially.

A major economic problem is the enormous up-front investment required to establish the colony and perhaps also terraform the planet.

Energy-efficient appliances require a large up-front investment, and savings will not be realized for many years.