The size of the informal economy in Poland is estimated by means of the Currency Demand Approach (CDA). Using quarterly data for the period 1999–2019, we adopt two separate econometric approaches. First, we specify a single equation model to estimate it with the Fully-Modified OLS method....

The relationship between shadow economy (or informal economy) and development has been extensively researched. But there is a lack of consensus on how institutional quality affects the size of informal economy in any country. Using the Kuznets Curve hypothesis we assess the relationship between...