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...

The uncertainties and economic effects after the outbreak of Covid-19 raised major concerns about the business conditions of the Brazilian automotive sector. This study contributes to this debate in course and analyzes the demand and supply of automobiles and light commercial vehicles in the...