This work contains the results of a series of discussions with leading representatives of 58 mining and quarrying firms, equipment manufacturers and research institutions. They showed the importance of collaborative technology research and the critical role of mine personnel.

In this paper we develop a small open economy model explaining the joint determination of output, inflation, interest rates, unemployment and the exchange rate in a multi-country framework. Our model - the Halle Economic Projection Model (HEPM) - is closely related to studies recently published...