This paper presents the results of a study of productivity growth and R&D in the 1970s using data on narrowly defined 'business units within a firm. Estimates are developed under different assumptions about technology ,industry effects, and changes in the return to R&D over time. The R&D data...

An understanding of effective problem solving is essential for everyone involved in development teams. For most development projects, the design‐build‐test cycle is the fundamental building block of effective problem solving. Examines the design‐build‐test cycle and describes alternative...