The Influence of Confidence and Social Networks on an Agent-Based Model of Stock Exchange

Table 10

Power law exponent value calculated from the cumulative distribution of the return rates.

No network effect	Barabási	Random	Small-world
4.59	3.18	3.24	3.15

The value of 3 is the reference pointed out as a stylized fact. The addition of a network to the model makes its behavior approximate well with the observed empirical data.