This paper studies a game of attack and interception in a network where a single attacker chooses a target and a path, and each node chooses a level of protection. We show that the Nash equilibrium of the game exists and is unique. We characterize equilibrium attack paths and attack...

The link between entrepreneur's network centrality and innovation performance has been broadly studied in knowledge-intensive industries such as biotechnology. However, little research has been focused on the social mechanisms that allow innovators to reach such a central position. We contribute...

Air Cargo plays a key role under the global supply chain crisis brought about by COVID-19 pandemic. This study aims to analyze empirically the transport patterns and correlations of key commodities of cold chain in air cargo. We analyzed air cargo O-D data by weight for key commodities including...

Start-up collaboration units (SCUs) are organizational units specifically created by large companies to facilitate collaboration with start-ups within their corporate innovation ecosystems (CIEs). The purpose of this study is to analyze the role of SCUs with reference to the transfer of...

Despite its recognition as a resilience strategy, there is a scarcity of research on business model innovation (BMI) in micro and small enterprises in emerging economies. Business model innovation drivers in micro and small enterprises may differ from those in large firms in developed economies....

The authors estimate systemic risk in the Korean economy using the econometric measures of commonality and connectedness applied to stock returns. To assess potential systemic risk concerns arising from the high concentration of the economy in large business groups and a few export-oriented...