In the recent period, there is an increase in the household income in Brazil. There is a positive impact upon consumption and welfare. On the other hand is important to verify the impact upon emissions derived from household consumption. The literature presents two approaches to analyze...

Nowadays, an important debate in the international economies is the problem of greenhouse gas emissions and climate change related. Discussions begin to gain the world with the signature of the Kyoto Protocol (1997), where an international agreement was reached to reduce global emissions....

In the last two decades, new technologies and the rapid growth of the telecommunications sector have changed production and trade relations in world economic systems. Regional dependence on the level of productivity, supply and demand of telecommunications has increased worldwide. Our study...