← Search Research Policy 1978 Information inputs to new product planning and development Knut Holt Norwegian University of Science and Technology DOI10.1016/0048-7333(78)90011-2 Sources semanticscholar openalex Cite APA 7 MLA 9 Chicago (author–date) Harvard Elsevier Harvard (JFE, JBF…) The Accounting Review Academy of Management American Marketing Association INFORMS (Management Science) Copy citation Copied ✓