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A második gazdaság ma - az átalakulás kérdőjelei
Gábor, István R., (1992)
Barriers to entry and their impact on private sector growth in Poland
Balcerowicz, Ewa, (2003)
Barriers to entry and their impact on firms' performance in Albania
Xhillari, Lindita, (2003)
The spatial distribution of informal marketplaces and informal foreign traders in contemporary Hungary
Sik, Endre, (1999)
Measuring the unregistered economy in post-communist transformation
Sik, Endre, (1995)
The social consequences of unemployment in Hungary : a household perspective
Sik, Endre, (1996)