生命 发表于 2025-3-23 10:33:22
The Peopless of births over deaths, or by declining if deaths exceed births. Similarly, if there is no net natural increase, or decrease, population grows if there is a net in-migration, that is, if the number of immigrants exceeds the number of emigrants, or declines if there is a net out-migration.变量 发表于 2025-3-23 16:19:18
Institutional Completeness of Ethnic Communities and the Personal Relations of Immigrantse absorption of immigrants would be found in the social organ-ization of the communities which the immigrant contacts in the receiving country. There are three communities which are relevant: the community of his ethnicity, the native (i.e., receiving) community, and the other ethnic communities.Angiogenesis 发表于 2025-3-23 20:10:54
http://reply.papertrans.cn/23/2211/221029/221029_13.pnganaerobic 发表于 2025-3-24 00:27:04
Some Implications of Economic Change in Northern Ojibwa Social Structurey. The major occupations of the people are fur trapping and subsistence hunting and fishing. The band is composed of treaty status Indians, numbering 382 persons in 1955, who communally own a small reservation of approximately 2,000 acres at the summer fishing centre.控制 发表于 2025-3-24 03:11:12
http://reply.papertrans.cn/23/2211/221029/221029_15.png进取心 发表于 2025-3-24 07:36:21
http://reply.papertrans.cn/23/2211/221029/221029_16.pngMyocyte 发表于 2025-3-24 12:02:34
The French-Canadian Familystribution of roles and responsibilities between husband and wife. To exercise authority, to punish misbehaviour, to provide protection and economic support, are regarded as the husband’s responsibilities, while the wife is responsible for the family’s welfare, leisure time, and the rearing and education of the children.感情 发表于 2025-3-24 16:16:37
http://reply.papertrans.cn/23/2211/221029/221029_18.pngdearth 发表于 2025-3-24 20:07:24
M. H. Aprison,Ryo Takahashi,K. Tachikimay exist to produce goods, to raise children, to educate, to cure. Often they have more than one end. Besides, their contribution to other social systems can easily go beyond the specific purposes that bind their members, and as they grow in size or combine within themselves members of very differedeface 发表于 2025-3-25 00:23:23
https://doi.org/10.1007/978-1-4757-1305-3ion. If there is no immigration or emigration, population changes in number either by growing according to the net natural increase, which is the excess of births over deaths, or by declining if deaths exceed births. Similarly, if there is no net natural increase, or decrease, population grows if th