Migrating monarchs facing increased parasite risks

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phys.org—During their annual migration to wintering sites in Mexico, monarch butterflies encounter dangers ranging from cars and trucks to storms, droughts and predators. A study led by ecologists at the University of Georgia has found evidence that these iconic insects might be facing a new challenge.

State Migration Increasingly Driven by Taxes. Americans move from one state to another for a variety of reasons. They move to retire, to find jobs, to lower their housing costs, or to enjoy nicer weather. While experts disagree about whether tax competition between states plays a large or small role in these relocation decisions, a new study finds that taxes are actually a factor for migration and will increase in importance as a result of the 2017 tax reform. That new study on Tax Reform and Interstate Migration is from Chris Edwards, a...