This research estimated the smooth transition autoregressive model with exogenous variables to evaluate the non-linearity of West Texas Intermediate (WTI) crude oil price from the exchange rate of US dollar and WTI crude oil production. The sample period used in this research was the weekly data...

To gain insights into the mechanisms that shape the interaction between economic growth and climate change, we analyze the simplified DICE through the lens of growth theory. We analytically show that this model exhibits a continuum of saddle-point stable steady states, a property that carries...