Financial derivatives have been increasingly used by firms to hedge against financial risks. However, it is still not clear what factors at the firm level lead to firms' derivative use and whether derivative use can generate performance improvement, especially in the context of firms operating...

The development of a high-performance electromagnetic microwave (EMW) absorber is pivotal for the practical realization of EMW pollution issues. However, the design of EMW absorbers with ultra-high reflection loss (RL -70 dB) at ultrathin matching thickness ( 2 mm) still faces daunting...

Part I: Theoretical and Methodological Advances -- Entrepreneurship-Professionalism-Leadership as Dimensions of Career Space: Career Agency in the Macro Context of Boundaryless Careers -- Entrepreneurialism–Professionalism–Leadership as a Framework for Careers and Human Capital Across Levels...