Skip to main content

Table 5 Component populations as percent of total: alternative preference patterns with repeated immigration (ϕ = 0.20)

From: Immigration and the rate of population mixing: explorations with a stylized model

  Generation (t)
  0 1 2 3 4 5 6 7
Indifference
H/N 83.3 66.5 49.4 32.6 18.3 8.6 3.2 0.8
M/N 16.7 27.7 34.6 38.3 39.8 40.6 41.0 41.2
U/N 0.0 5.8 16.0 29.2 41.9 50.9 55.9 58.0
Isolation
H/N 83.3 69.4 57.9 48.2 40.2 33.5 27.9 23.3
M/N 16.7 30.6 42.1 51.8 59.8 66.5 72.1 76.7
U/N 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Partial disc.
H/N 83.3 68.0 53.7 40.1 27.7 17.2 9.4 4.4
M/N 16.7 29.1 38.3 44.4 48.0 49.9 50.5 50.5
U/N 0.0 2.9 8.0 15.5 24.3 32.9 40.0 45.1
Adaptation
H/N 83.3 68.5 53.9 38.1 23.5 12.2 5.0 1.5
M/N 16.7 29.6 38.3 42.3 43.6 43.4 42.7 42.2
U/N 0.0 1.9 7.7 19.6 32.9 44.4 52.3 56.2
  1. Immigration commences at t = 0. See text and Table 1 or 2 for specifications of P matrices for indifference, isolation, and partial discrimination. The matrix for adaptation changes linearly from isolation at t = 0 to indifference at t = 3 and remains fixed thereafter