The definition of Occupational Health and Safety terms with risk factor measurements becomes more important for companies. Collecting data on occupational accidents diseases is the first step to assess conditions in some sectors. According Law No. 6331, employer obliged make a assessment safety. In this context, it not possible evaluate without measuring physical chemical factors. Therefore, en...

This paper investigates whether adaptive learning and news shocks, operating in tandem, can generate business cycle dynamics that match the data. In doing so, this paper adopts expectational stability (“E-stability”) as a natural criterion for rationality: plausible equilibria should arise from an adaptive learning formulation where agents form forecasts from a correctly specified model whose p...