While attempts to clamp down on flat rentals have traditionally found strong support from the powerful hotel lobby, the distinction between the two markets is increasingly blurred as big business invests in private short-term properties.
Mr. Mulvenon said that the pace of technological change means that products with mainly civilian applications, like management computer systems with powerful video surveillance features, had blurred the distinction between law enforcement and civilian technologies.
When I profiled him earlier this year ("The Han Dynasty" July 4, 2011), I asked him how sponsorships square with his stance as an outsider, and he drew a distinction between those and "the powerful interests I oppose on my blog".
One of the most powerful concepts in development economics is the distinction between centralized corruption and decentralized corruption.
People then drew a distinction between punching down (mocking the less powerful) and punching up (aiming at the privileged, the status quo, maybe even striking blows against the empire).
With salt, as with sugar, the public health establishment is too cowardly to take on the powerful processed food companies and their lobbyists by drawing a distinction between home-prepared food cooked from scratch and industrial convenience food.
The single most powerful deterrent to architecture in New York is the blurring of the distinction between architecture and real estate.
The distinction between a tragedy that engulfs the nation, and the powerful Yankees, has become clearer.
In the course of the ensuing discussions about scientific discovery, the distinction between the different features of scientific inquiry turned into a powerful demarcation criterion.
One important distinction between Eleanor and Mrs Blair is that Eleanor was rich and powerful before she was married.
Often the distinction between private and public sector is semantic anyway, as the same powerful people run business and government affairs.
