This article combines the institutional theory and political economy approaches to test hypotheses about how transitions in institutional environments affect the performance of Business Groups. Its primary hypothesis is ...

Upland rice (Oryza sativa L.) production is basically concentrated in four central Brazilian States, Mato Grosso, Goiás, Rondônia and Tocantins. To reduce the genotype and environment (G × E) interactions, the classification ...

We analyse properties of galaxy groups and their dependence on the large-scale environment as defined by superstructures. We find that group–galaxy cross–correlations depend only on group properties regardless the groups ...

We measure the effect of the environment on the intrinsic shapes of spiral and elliptical galaxies by finding the 3D shape distribution and dust extinction that fits better the projected shape of galaxies in different ...

One of the most important decisions to be made in a face-to-face collaborative learning activity is how the participating groups are composed. These compositions produce different learning and social interaction results. ...