Time to build models of investment expenditures play an important role in many traditional and modern theories of the …-to-build model using firm-level investment data on equipment and structures. For equipment expenditures, we find no evidence of time … results provide empirical support for including time to plan effects for investment in structures. More generally, these …

performance, in particular when the innovative effort is continuous. This paper aims to further the analysis on the duration of R …&D investment at the firm level. The contribution of this study is threefold: first, we extend Máñez et al. [2014], Triguero et al … view of R&D duration within the European countries. Secondly, from a methodological point of view, we employ both discrete …

performance, in particular when the innovative effort is continuous. This paper aims to further the analysis on the duration of R …&D investment at the firm level. The contribution of this study is threefold: first, we extend Máñez et al. [2014], Triguero et al … view of R&D duration within the European countries. Secondly, from a methodological point of view, we employ both discrete …

, we document that much of the variation in volume arose from the rise and fall in short-term investment …