Código QR (código de barras bidimensional)

Trends and patterns in research and development expenditures in the United States

This paper is a review of recent trends in United States expenditures on research and development (R&D). Real expenditures by both the government and the private sector increased rapidly between the mid-1970s and the mid-1980s, and have since leveled off. This is true of both overall expenditures an...

ver descrição completa

Na minha lista:
Detalhes bibliográficos
Publicado no:Proc Natl Acad Sci U S A
Autor principal: Jaffe, Adam B.
Formato: Artigo
Idioma:Inglês
Publicado em: National Academy of Sciences 1996
Assuntos:
Acesso em linha:https://ncbi.nlm.nih.govhttps://pmc.ncbi.nlm.nih.gov/articles/PMC34119/
https://ncbi.nlm.nih.govhttps://pubmed.ncbi.nlm.nih.gov/8917476/
https://ncbi.nlm.nih.govhttps://doi.org/10.1073/pnas.93.23.12658
Tags: Adicionar Tag
Sem tags, seja o primeiro a adicionar uma tag!