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Breaks, trends, and unit roots in spot prices for crude oil and petroleum products

Sun, Jingwei; Shi, Wendong - In: Energy economics 50 (2015), pp. 169-177

Persistent link: https://www.econbiz.de/10011564017

Agribusiness diversification and technological innovation efficiency : a U-shaped relationship

Su, Zhiwen; Zhang, MingYu; Sun, Jianjun; Wu, Wenbing - In: Agribusiness : an international journal 39 (2023) 2, pp. 322-346

Persistent link: https://www.econbiz.de/10014288634

One earth, one humanity versus the virus : examining the global COVID-19 social partnership communication networks on social media

Liu, Wenlin; Yang, Aimei; Shin, Jieun; Li, Yiqi; Sun, Jingyi - In: International journal of business communication : IJBC … 60 (2023) 2, pp. 587-610

Persistent link: https://www.econbiz.de/10014229040

Evolving crisis and changing networks : NGOs' stakeholder engagement on the global refugee crisis

Sun, Jingyi; Yang, Aimei; Saffer, Adam J. - In: Nonprofit and voluntary sector quarterly : journal of … 51 (2022) 6, pp. 1423-1450

Persistent link: https://www.econbiz.de/10013392092

Increasing weather risk : fact of fiction?

Wang, Weining; Bobojonov, Ihtiyor B.; Härdle, Wolfgang; … - 2011

It is an undisputed fact that weather risk increases over time due to climate change. However, qualification of this statement with regard to the type of weather risk and geographical location is needed. We investigate the application of novel statistical tools for assessing changes in weather...