America needs a vigorous conversation about the size of our future population, and a vibrant organization making the pro-slow-growth argument.
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The organization would have three principal policy objectives: 1) it would seek to reduce immigration, generally; 2) it would seek to promote family planning; and 3) it would seek to curtail needless restrictions on abortion.
Source : https://cis.org/North/US-Needs-Vibrant-LowGrowth-Population-Advocacy-Organization