The objective of the present study, is measure the efficiency in the sector of basic sanitation. Verifying the existence of economical efficiency among basic sanitation companies on Sao Paulo State, according to the different products determination, assuming two types of systematical errors...

The blue economy describes the economic activities related to the sea such as fishing, tourism, maritime transportation, marine renewable energy, naval industry and other marine sectors. In addition, the blue economy field of study considers the sustainable exploitation of natural resources. It...

The blue economy describes the economic activities related to the sea such as fishing, tourism, maritime transportation, marine renewable energy, naval industry and other marine sectors. In addition, the blue economy field of study considers the sustainable exploitation of natural resources. It...

Since the 1990s, Brazilian agriculture has taken a leading role in sustainable development. In this context, the United Nations Conference on the Environment (Rio-92) was held in Rio de Janeiro, the release of satellite images that reduced deforestation rates in the Amazon, and the...

Since the 1990s, Brazilian agriculture has taken a leading role in sustainable development. In this context, the United Nations Conference on the Environment (Rio-92) was held in Rio de Janeiro, the release of satellite images that reduced deforestation rates in the Amazon, and the...