Enhancing Efficiency in Trustless Cryptography: An Optimized SM9-Based Distributed Key Generation Scheme.

Intelligent systems are those in which behavior is determined by environmental inputs, and actions are taken to maximize the probability of achieving specific goals. Intelligent systems are widely applied across various fields, particularly in distributed intelligent systems. At the same time, due to the extensive interaction with user data, intelligent systems face significant challenges regarding security.

Sponsorship as a double-edged sword: Political contingency and mobility dynamics in the Chinese bureaucracy.

This article develops a theoretical model on the role of sponsorship in organizations as a double-edged sword. We highlight the political nature of sponsorship that is entrenched in formal authority relations, as it signals employee allegiance and affects career advancement through strategic appointments. We further distinguish the effect of sponsorship from that of sponsorship loss, highlighting the precariousness of sponsorship contingency in the face of leadership successions.

From institutional segmentation to market fragmentation: Institutional transformation and the shifting stratification order in urban China.

Focusing on the changing roles of organizations, this study develops an institutional framework to examine the shifting stratification order since the mid-1990s in urban China. We argue that, after the mid-1990s, the Chinese state led a dual process of institutional transformation. On the one hand, the state dismantled the socialist redistributive system and broke down institutional segmentation based on organizational ownership and bureaucratic rank.