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Lichens have the capability to dissolve granite. They are very colorful; oranges, yellows, greens, blacks and whites adorn trees, bedrock and even gravestones. This field guide spotlights 120 species, shown in color photos with natural history text.

Large regional disparities in labor market indicators exist in Central Europe and the Baltic region. Such disparities appear to be persistent over time indicating, in part, a lack of flexibility in the prevailing adjustment mechanisms. Internal labor mobility is often seen as an important instrument to reduce adjustment costs when other mechanisms fail. Drawing from a variety of data sources and utilizing a common empirical framework and estimation strategy, this study identifies patterns and statistical profiles of geographical mobility. It finds internal migration to be generalily low and...