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The purpose of this research is to determine if there is any correlation between the sale of new or significantly improved products and the physical capital and human capital in the Polish industry between 2011 and 201...

Order statistics are applied in construction of control charts that are used in statistical process control. Control charts monitor the average process level, volatility or extreme values: maximum and minimum. In the pap...

Realizar pronósticos sobre precios resulta muy importante no sólo para la toma de decisiones de un sector productivo, sino también para la elaboración de políticas públicas; ya que permite reducir la incertidumbre ...

With the increasing volatility of the financial instruments, particularly oil which is a strategic energy resource, there is a need to acquire the financial markets wider than ever range of the analyses. The concept of G...

Abstract We develop a new index of economic policy uncertainty (EPU) based on newspaper coverage frequency. Several types of evidence—including human readings of 12,000 newspaper articles—indicate that our index prox...