While such payments are legal, they often raise questions about conflicts of interest and would be illegal if used to bribe public officials.
Even when new gadgets work perfectly, they often raise concerns about the invasion of privacy and the erosion of civil liberties.
"Unionized companies obviously raise wages and benefits for their workers, and while they often raise productivity, typically they're at a cost disadvantage, and unionized companies haven't fared as well," he said.
Scientific results are rarely cut and dried – they often raise more questions than they answer, and can be contradictory – so I think one should try to give both sides of the story and consider alternative interpretations.
So many of us don't know what amazing speeches women have made before us – and if you look at speeches that are hundreds of years old, they often raise issues women talk about today.
Although they often raise suspicion with the high frequency of their tournament withdrawals, Venus and Serena Williams have just come off an exhausting summer that included a gold-medal run at the Olympics.
The majority of the nation's hospitals are nonprofit, and they often raise capital through the municipal bond market to erect new buildings or make other significant capital investments.
Sure, there are the state polls, too, which crop up at irregular intervals, but they often raise as many questions as they resolve, and they also bring up a deeper question, the one my wife was struggling with: "Rasmussen poll of Virginia: Romney fifty per cent, Obama forty-eight per cent.
When I talk to file sharers about the ethics of downloading, they often raise the litany of high profile stories about how shabbily artists are treated by labels and studios, with specific reference to how little of the money from a sale goes to an artist.
Although randomized control trials have great advantages in causal inference, they often raise ethical and economic concerns in practice.
