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Measuring informal work in developed nations
Joassart, Pascale, (2010)
Gender and informal work
Windebank, Jan, (2010)
Conclusion
Williams, Colin C., (2010)
Evaluating competing theories of the shadow economy : some lessons from an English locality
Consumer services and economic development
Williams, Colin C., (1997)
The new barter economy : an appraisal of Local Exchange and Trading Systems (LETS)
Williams, Colin C., (1996)