TABLE 1

Impact of Immigration on Social Security Finances (Billions of 1998 Dollars)

	25 Years	50 Years	75 Years
	1998-2022	1991-2040	1991-2065
800,000 Net Immigration Per Year
Average Annual Increase in Net Trust Fund Balance	$19.3	$22.3	$25.8
Total Increase in Net Trust Fund Balance	$484	$1,117	$1,934
1,000,000 Net Immigration Per Year
Average Annual Increase in Net Trust Fund Balance	$24.2	$27.9	$32.2
Total Increase in Net Trust Fund Balance	$604	$1,396	$2,418

Source: Authors calculations based on Social Security Administration, “Federal Old Age and Survivors Insurance and Disability Insurance Trust Funds,” Board of Trustees' Report, Washington, D.C., GPO, 1998.

TABLE 2

Table 1: Net Native Migration and Net Immigration: The United States and the Top-Six Immigrant Recipient States

State	Net Change in International (1,000s)	Net Domestic Migration (1,000s)

California	2,019	-2,082
Florida	553	1,035
Illinois	337	-516
New Jersey	360	-350
New York	1,021	-1,722
Texas	656	541
Six-state sub-total	4,946	-3,095
United States Total	6,697	0

TABLE 3

Table 1 Mean Years of Schooling Obtained by All Natives and Immigrants in the United States Ages 16-64

Year:	1970			1980			1990
	Native	Immigr	Gap	Native	Immigr	Gap	Native	Immigr	Gap
All Men	11.36	10.59	0.77	12.42	11.61	11.61	11.61	11.61	11.61
All Women	11.26	10.05	1.21	12.17	11.00	11.00	11.00	11.00	11.00

Source: Betts and Lofstrom (forthcoming, Tables 1 and 2)

TABLE 4

Table 2 Estimates of the Predicted Drop in the Probability of Graduation Given a Rise in the Ratio of Immigrants to the Overall Population

Native Group for Which Graduation Probability Modeled:	Black Natives	Hispanic Natives

Change in Proportion of Immigrants in Local Population Aged 19-25, 1980-1990	0.0296	0.0638
Predicted Change in Probability that Natives of Given Group Graduate from High School	-0.0073	-0.0367

Source: Betts (1998, Table 8.5)