During his keynote speech at the Society for Mining, Metallurgy and Exploration's 5th Annual Current Trends in Mining Finance conference in New York, Division of Economics and Business Professor Graham Davis told delegates that proposed financial responsibility regulations due to come into effect in December would result in miners having to tie-up significant amounts of cash or credit notes in escrow. From the story: The regulation was created so the state and U.S. taxpayers do not have to bear the financial responsibility for reclaiming and remediating mining sites. “This will amount to $7 ....