During the 1990s there has been a shift in exploration investment by m
ultinational mining companies into regions that were previously closed
or considered too risky, Many nations have introduced changes to thei
r mineral policies, mining laws, and fiscal systems, and the author tr
aces some of the major regulatory trends in developing, developed and
transition economies. The author discusses trends in mining laws and p
rovides data on current fiscal systems in 25 tax jurisdictions. The au
thor concludes that the effect of recent changes has been to reduce ba
rriers to entry and lower risk, thus encouraging increased investment
in an ever-increasing number of countries, (C) 1998 Elsevier Science L
td. All rights reserved.