RTI uses cookies to offer you the best experience online. By clicking “accept” on this website, you opt in and you agree to the use of cookies. If you would like to know more about how RTI uses cookies and how to manage them please view our Privacy Policy here. You can “opt out” or change your mind by visiting: http://optout.aboutads.info/. Click “accept” to agree.

Engines of Growth

The Role of Farm Tractors in Increasing Twentieth-Century U.S. Economic Welfare

White, W. (2001). Engines of Growth: The Role of Farm Tractors in Increasing Twentieth-Century U.S. Economic Welfare. The Journal of Economic History, 61, 493 - 496.

Publications Info

To contact an RTI author, request a report, or for additional information about publications by our experts, send us your request.

RTI shares its evidence-based research - through peer-reviewed publications and media - to ensure that it is accessible for others to build on, in line with our mission and scientific standards.

Recent Publications

Article

Herpes zoster vaccination: Primary care provider knowledge, attitudes, and practices

December 2025
Article

Patient-reported outcome improvements following scalp hair regrowth among patients with Alopecia Areata: analysis of the ALLEGRO-2b/3 trial

December 2025
Article

Plain language summary of mortality rates of patients with Parkinson’s disease psychosis who were treated either with pimavanserin or with different second-generation (atypical) antipsychotics

December 2025
Article

Corrigendum to "client attitudes toward virtual treatment court" [J. Subst. Abuse Treat. 140 (2022) 108833]

June 2025
Article

Missed opportunities: Public health messaging in media coverage of drug seizures

June 2025
Article

The role of the gut microbiome in the associations between lead exposure and child neurodevelopment

May 2025
Article

Mental health-related help-seeking and the role of HIV care providers: A qualitative study with people with HIV in Cameroon

May 2025
Article

Greater negative affective responsivity to daily stressors is positively related to urinary norepinephrine excretion in middle-aged adults

May 2025
View All Publications