Roszko-Wójtowicz, Elżbieta; Białek, Jacek - In: Journal of business economics and management 20 (2019) 2, pp. 268-293
measurement of innovativeness growth over time, with the Summary Innovation Index (SII) methodology as a starting point. The … considered issue can be expressed by the following main question: how to measure the innovation performance dynamics for a … provision of information about countries' innovation performance for a specific year of observations. Due to this fact, changes …