A NEW MARK-RECAPTURE APPROACH FOR ABUNDANCE ESTIMATION OF SOCIAL SPECIES.



Self-Selection of Return Migrants in Brazil and Inequality

This paper investigates self-selection of returnees migrants in Brazil, from 2001 to 2010.We find evidence of the impact of inequality on selfselection through two opposing channels.First, migrations costs sapatilha infantil prata glitter prevent low-skilled individuals from emigrating, which support positive selection.This selection is accentuated

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A Fast Diagnosis Method of Escalator Reversal Faults Based on Dynamic Information and Multiattribute Decision-Making

There are many reasons for escalator reversal failure, and the reasons are distributed in different locations.It is difficult to locate the specific location of the fault in the actual fault troubleshooting.At the same time, the information related to the failure is not used in the troubleshooting, so there is a problem of inefficient troubleshooti

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