共 6 条
[1]
The Canadian underground and measured economies: Granger causality results[J] . David E. A. Giles,Lindsay M. Tedds,Gugsa Werkneh.Applied Economics . 2002 (18)
[2]
A fuzzy logic approach to modelling the New Zealand underground economy[J] . Robert Draeseke,David E.A. Giles.Mathematics and Computers in Simulation . 2002 (1)

