In most industrialized countries, renewable energy is supported by policy schemes burden of which is distributed among taxpayers and energy consumers. Renewable sources of energy face a major problem because of their intermittency and that has not been adequately reflected in the discussions of...

Cattle-breeding is one of the most important economical sectors in Bolivia. Its total contribution to Bolivian GDP is 2%. In spite of that, so far, it has not been able to establish stable trade relations with foreign markets. The analysis of supply and demand of meat during the period 2000-2005...