Showing 1 - 10 of 33
"Innovation and entrepreneurship are ubiquitous today, both as fields of study and as starting points for conversations … a nuanced understanding of where innovation and entrepreneurship occur and where they matter. Answering these questions … allows for strategic public investment and the infrastructure for economic growth.The Role of Innovation and Entrepreneurship …
Persistent link: https://www.econbiz.de/10012625463
What is the role of startups within the innovation ecosystem? Since 2000, startups have grown in their share of … ventures in the innovation process relative to more traditional alternatives such as academia and established private … generate predictions related to the value and impact of startup innovation. We then explore these predictions using patents …
Persistent link: https://www.econbiz.de/10013362016
Persistent link: https://www.econbiz.de/10001594701
This paper examines variations in stature and the Body Mass Index (BMI) across space for the United States in 1917/18, using published data on the measurement of approximately 890,000 recruits for the American Army for World War I. It also connects those anthropometric measurements with an index...
Persistent link: https://www.econbiz.de/10012471325
The U.S. fertility transition in the nineteenth century is unusual. Not only did it start from a very high fertility level and very early in the nation's development, but it also took place long before the nation's mortality transition, industrialization, and urbanization. This paper assembles...
Persistent link: https://www.econbiz.de/10012481216
This paper deals with the issue of using infant and childhood mortality as an indicator of inequality. The case is that of the United States in the 20th century. Using microdata from the 1900 and 1910 Integrated Public Use Microsamples (IPUMS), published data from the Birth Registration Area in...
Persistent link: https://www.econbiz.de/10012462523
Over the course of the nineteenth century manufacturing in the United States shifted from artisan shop to factory production. At the same time United States experienced a "transportation revolution", a key component of which was the building of extensive railroad network. Using a newly created...
Persistent link: https://www.econbiz.de/10012464237
All nations that can be characterized as developed have undergone the demographic transition from high to low levels of fertility and mortality. Most presently developed nations began their fertility transitions in the late nineteenth or early twentieth centuries. The United States was an...
Persistent link: https://www.econbiz.de/10012466091
Most of the estimated effects are small and the signs are not wholly consistent with either model, under the null hypothesis that agriculture was the chief beneficiary of rail access. For example, we find that rail access appears to have increased urbanization, raised the likelihood of...
Persistent link: https://www.econbiz.de/10012466284
This paper looks at the fertility, mortality, and marriage experience of racial, ethnic, and nativity groups in the United States from the 19th to the late 20th centuries. The first part consist of a description and critique of the racial and ethnic categories used in the federal census and in...
Persistent link: https://www.econbiz.de/10012469671