Historical clue formulations

• The U.S. has the world's largest — 2024-11-22
• Econ. stat — 2023-09-28
• Econ. indicator — 2023-05-17
• Econ. stat — 2021-05-28
• One meas. of economic activity — 2020-08-18
• Meas. of a country's economic output — 2018-06-11
• Econ 101 topic — 2015-11-06
• Natl. figure — 2015-05-23
• Important econ. indicator — 2012-08-21
• Economic stat — 2012-05-13
• Natl. economic stat — 2011-10-13
• It excludes income on foreign investments: Abbr. — 2009-09-12