Table 1 Main parameters used in modelling and simulations, with default values for structural parameters where appropriate.

From: Why do inequality and deprivation produce high crime and low trust?

Symbol

Meaning

Typical values

Structural parameters

r

Social mobility

0.1

x

Cost of foraging

1

ω

Fitness cost below threshold

5

α

Efficiency of cooperation

1.2

β

Benefit of successful exploitation

5

π

Punishment for exploitation

10

γ

Probability of punishment

1/3

T

Total number of time steps

50

N

Population size

500

n

Cooperation group size

5

Input parameters

μ

Population mean resources

 

\(\sigma^{2}\)

Population variance resources

 

p

Probability of being exploited

 

s

Current level of resources