new pieces of knowledge are produced in a R&D sector and used to reduce pollution emissions. Using this model along with a … implement a strong tax-subsidy scheme to correct it. We suggest that a subsidy to human capital can also decrease the gap …

particular generate in two important sectors?transport and agriculture?in two countries in the Middle East and North Africa, the … Arab Republic of Egypt (transport) and the Republic of Yemen (agriculture). The focus is mainly on the costs associated … with congestion and pollution, as well as the impact of underpriced energy for depletion of scarce water resources …

particular generate in two important sectors-transport and agriculture-in two countries in the Middle East and North Africa, the … Arab Republic of Egypt (transport) and the Republic of Yemen (agriculture). The focus is mainly on the costs associated … with congestion and pollution, as well as the impact of underpriced energy for depletion of scarce water resources …

particular generate in two important sectors—transport and agriculture—in two countries in the Middle East and North Africa, the … Arab Republic of Egypt (transport) and the Republic of Yemen (agriculture). The focus is mainly on the costs associated … with congestion and pollution, as well as the impact of underpriced energy for depletion of scarce water resources …