... coal miners in terms of the “frame” of tons of coal mined, the health of miners appears to be improving. That is, coal-mine deaths, per ton of coal mined, have been decreasing since 1950 in the ... miners in terms of the “frame” of numbers of coal miners, the health of miners appears to be diminishing. That is, coal mine deaths, per thousand coal-mine employees in the US, have been increasing ... addressed by examining some of the readings selected in the case studies for this module, and then following those investigations as a model for how one might examine ethical issues. The cases, however,...