https://www.diw.de/de/diw_01.c.814290.de/publikationen/diskussionspapiere/2021_1940/qualitative_versus_quantitative_external_information_for_proxy_vector_autoregressive_analysis.html
A major challenge for proxy vector autoregressive analysis is the construction of a suitable external instrument variable or proxy for identifying a shock of...
diw berlinqualitativeversusquantitativeexternal
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