Purpose: Robot kinematic modeling needs to be based on clear physical concepts. The widely used Denavit–Hartenberg (D–H) convention requires the coordinate system to be established on an extension of the axis. This leads to non-trivial problems which this study seeks to address by...

Purpose: People generally believe that business with negative word-of-mouth, such as negative customer reviews can hardly have good sales. But a number of intriguing examples seem to contradict such beliefs. Academic has so far begun to explore the possible positive effect of negative customer...

Purpose: The purpose of this paper is to reveal the economic impact of policy reversals related to market liberalization reforms in China. Design/methodology/approach: To perform the analysis, the authors hand-collect 59 financial market liberalization policy reversals from 1999 to 2017. These...