There are ethical problems in not using the technology as well.

There are at least two ethical problems with this practice.

If any ethical problems are found, she said, the money will be returned.

And therefore no ethical problems about there being more than one of me.

"If they tried to cover the company again, that would be an ethical problem."

It will be an event rich in ethical, social and economic problems.

He points to recent ethical problems and a sense of political drift.

In the interval between now and then you can think about your ethical problem.

He got caught up with some ethical problems and retired early.

I would however recall that, in this field more than any other, ethical problems must never come second to economic ones.