A stochastic dynamic model was constructed to analyze investment decisions of an individual farmer under risk in the presence of irreversibilities, embedded technical change and indivisible capital. An analytical solution was obtained and its local behavior studied by numerical methods. Optimal...

Panam� tiene una econom�a dual con unas pocas actividades altamente competitivas y otras que se desarrollaron gracias a pol�ticas de sustituci�n de importaciones. Estas pol�ticas influyeron sobre el sistema p�blico de investigaci�n. Durante 15 a�os, los objetivos m�s...

Globalization, technical change and migration are changing the dynamics of poverty and food production. These factors, combined with a better understanding of the nature of complex processes, are also changing the nature of scientific research, the roles researchers can play in poverty...