How do businesses in immigrant communities help reproduce an ethnic gr
oup and make it autonomous? The statistical basis is laid for answerin
g this question; and changes in such businesses over time are analyzed
. Interpretations of this situation refer to external factors (the job
crisis) as well as internal ones (response to a demande for tradition
al goods and services). In Chinese or North African immigrant groups,
geographic and economic autonomy has been attained. Businessmen can th
us negotiate the group's identity with the host country.