... the economy and renewable energy, this study assesses the nonlinear relationship between renewable energy consumption and economic growth for 24 OECD countries between 1990 and 2015. Design/methodology/approach The authors apply two nonlinear models: panel threshold regression (PTR) and panel smooth...

... country. The non-negative technical inefficiency effects are assumed to be a function of explanatory variables. By doing this, determinants of technical inefficiency are explicitly introduced in the model. Findings The results revealed that OECD countries to operate efficiently should expand...

...Hassan Shirvani; Natalya V. Delcoure Purpose The purpose of this paper is to examine the presence of unit roots in the stock prices of 16 OECD countries. Design/methodology/approach Heterogeneous panel unit root tests developed by Im et al. (1997/2003) and Pesaran (2007). Findings...