Spanish Abstract: El artículo presenta el uso de técnicas cartográficas de scripting para la visualización de mapas topográficos y geomorfológicos por R y GMT. Los mapas temáticos pretenden analizar la región del Perú con un enfoque específico en su geomorfología: pendiente, aspecto,...

El presente informe técnico ofrece una caracterización y evaluación del metabolismo social y ecológico a nivel de escala del ecosistema del Archipiélago de Galápagos bajo criterios multidimensionales, con el fin de generar insumos para una planificación territorial prospectiva y...

This study is a part of the research project on “Eco-management in agriculture” funded by the Agricultural Academy with period of implementation 2013-2014. This report summarizes the results of the first year and includes: - state of the studies in the area; - theoretical and methodological...

Hypothetical bias continues to be a major challenge for stated preference methods. Cheap Talk (CT) has been found to be an effective remedy in some applications, though empirical results are ambiguous. We discuss reasons why CT may fail to effectively remove specific types of hypothetical bias...

Using count data models that account for zero-truncation, overdispersion, and endogenous stratification, we estimate the value of access to recreational parks. The focus is on the empirical estimation of the proportion of the wage rate that best approximates park visitors’ opportunity cost of...

Hunting leases are impacting rural land values. Using land sales transactions in northern Mississippi, this study quantified how hunting lease income affects forestland value, while controlling for sale attributes, county attributes, and ecosystem differences. Estimation procedures included...

Revealed and stated preference survey data from North Carolina households are utilized to estimate a joint structural microeconometric model of recreation demand and willingness-to-pay (WTP) for coastal erosion management among beach visitors and non-visitors. We test for and reject weak...

This paper presents the evolution of diverse modes of environmental management in Bulgarian agriculture, and assesses their efficiency and likely prospects of development. First, it analyzes the pace of development and the impact(s) on individual behavior of the major modes of environmental...

Тази разработка е част от научно-изследователски проект: „Еко-управление в селското стопанство” с възложител Селскостопанска академия и срок за изпълнение...

Hunting is a recreation activity that mostly occurs on private land, where the right to hunt is controlled by landowners. Access to private land for hunting is becoming more limited, helping to explain recent declines in hunting participation rates. To explore this issue, ERS recently examined...