The sectors of coffee and cocoa represented in Côte d'Ivoire, before the political crisis, approximately 15% of the GDP …, first, to evaluate the role of malaria on coffee and cocoa productions, second, to assess if the behaviour of rural … households facing a liberalisation of the coffee and cocoa chains has an impact on their income. Three functions are thus …

complex seasonality patterns, persistence (hyperbolic decay of the autocorrelation function), mean reversion, spikes …, asymmetric behavior and leptokurtosis. Efforts have been made worldwide to model the behaviour of the electricity's market price …

Most financial time series exhibit seasonality, persistence (hyperbolic decay of the autocorrelation function …

more intensive land-use. Introducing aspects of seasonality into a stylized Malthusian model, we unify two diverging views …

We introduce in this study a new strategy to model simultaneously persistence and seasonality inside economic data …

engage simultaneously in capacity (production) and, after production levels are made public, there is sequential price … competition in the second stage. Randomizing the order of play in the price subgame, we can find: (i) that the Cournot outcome can …