This letter shows an incorrect application of the chain rule for fractional order derivatives reported in paper (Chen et al., 2014). Due to this misleading application, the proof of Theorem 2 and Theorem 5 in Chen et ...

The effect of the addition of different commercial enological tannins (CETs) on the characteristics of Carmenere red wine was evaluated. Initially, chemical characterization of eleven CETs was performed using spectrophotometric ...

This paper studies how different patterns in production networks can help to explain the impact of commodity price shocks on aggregate outcomes. I present a new empirical pattern associated with commodity sectors that I ...

This paper examines the local economic impact of large increases in metal-mining product prices on poverty in Chile. Using household data from 1998 to 2013 and exploiting differences in municipalities’ exposure to price ...

During the second half of the 2000s, the world experienced a rapid and substantial rise in commodity prices. This shock posed complex challenges for monetary policy, in particular because of the significant increase in ...

Decisions are frequently sent to implementers without the context that guided them. It should not be a surprise, then, that results are not as expected. The lack of supplementary information and a common context produces ...

Background There is growing research interest in the influence of the built environment on mental disorders. Aims To estimate the variation in the prevalence of common mental disorders attributable to individuals and the ...