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Market prices
Working Paper
Discerning trends in international metal prices in the presence of non-stationary volatility

Modelling the underlying long-run trend of metal prices is important, given that selected metals are a source of income for many countries...

Market prices Volatility
Working Paper
Mobile phone use, productivity and labour market in Tanzania

Access to mobile phone has increased substantially over the last decade in sub-Saharan Africa...

Mobile phones Agricultural productivity Market prices
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