"It's a signaling device, which is very important at this stage for the crisis".
It may be that tort reform is most valuable as a signalling device.
It's just a signaling device, telling the Republican faithful that they can trust Mr. Perry on the tax issue.
The spot was marked by a signaling device tethered 50 feet above the bottom at the time of the sonar search.
The take away message is for education to work as a signaling device, for education to generate a separating equilibrium, some children have to be left behind.
A unique finding is that very small firms use purchase orders as a signaling device to obtain irregular access to trade credit.
In the first detailed explanation of the accident, a high-ranking railway official said that after a lightning strike, a signaling device at the Wenzhou South Station in Zhejiang Province had malfunctioned and failed to turn from green to red.
Even if few people go quite that far, many agree with Nobel Prize winning economist A. Michael Spence, who says that higher education is simply a signaling device: Going to a business school allows individuals to credibly signal their greater commitment to a career in management (admittedly useful information for employers).
My reading of this report is that it is a signaling device, and what it says is we don't want to get into a nuclear arms race because it's wasteful, it's dangerous, and all sides could spend their money much more usefully on conventional war forces or on economic development.
The cut in the reserve ratio should be seen "more as a signaling device used by the government to show its willingness to loosen policy in light of the significant weakening in activity growth in April," Yu Song, an economist at Goldman Sachs, wrote in a research report.
The other type is a "signaling device for the cabin crew" — when the seat-belt sign is turned on or off, when the plane reaches 10,000 feet (so that electronics are o.k. to use) and when initial descent begins, so it's time to prepare the plane for landing.
