So the committee recommended that 600 international units a day met the need for almost everyone in the United States and Canada, though people age 71 and older may need as much as 800.

Joseph Stiglitz, recipient of the 2001 Nobel Prize for Economics, said there was "remarkable agreement" among economists who met with lawmakers about the need for a comprehensive recovery program.

The need for consistency and clarity of meaning is substantially met through establishing a single, centralized glossary of architecturally relevant definitions and potentially ambiguous terms.