Exploring CO2 emission dynamics in relation to energy security, expenditure and policy uncertainty using Quantile-on-Quantile regression: case study from USA. - Singh, Sanjeet; Bansal, Pooja; Nanduri, Sireesha; Yajid, Mohd Shukri Ab; Kedia, Navin; Priya, Ati; Raju, S. Srinadh; Bhowmik, A.; Bukate, Bethelhem Burju (Scientific Reports, 2025)