Shin, Jaeho; Kim, Yeong Jun; Jung, Sungwook; Kim, Changhee - In: Journal of innovation & knowledge : JIK 7 (2022) 3, pp. 1-11
innovation, 2) product innovation only, and 3) service innovation only. The differences in innovation performance, which is …. This study demonstrates that firms performing both product and service innovation tend to achieve higher innovation … performance than others, albeit lower innovation efficiency. Based on the results, this study suggests an appropriate innovation …