Done in correct doses and controlled environments, they can be safe and powerful.

FORBES: Orchestrating Failure

This shift in attitude, Messrs Rodrik and Subramanian claim, sent a powerful signal to India's cowed industrialists: India was now safe for capitalists to make money.

ECONOMIST: Economics focus

Having said that, I will only refer you to the comments I just made about how serious the prospect of default is for this country, for the United States of America, the most powerful and important economy on the globe, and a place that investors around the world look to as a safe harbor because we pay our bills.

WHITEHOUSE: Press Briefing