For better or for worse : marriage and the federal income tax.

mengikut Williams, Roberton.
Diterbitkan 1997

Household headship in the United States / by Roberton Capell Williams, Jr.

mengikut Williams, Roberton Capell.

The effects of advertising on industry-wide demand, by Roberton C. Williams, Jr.

mengikut Williams, Roberton Capell.

Equity in social security benefit determination : the effects of ignoring some working years / by Roberton C. Williams III.

mengikut Williams, Roberton C., 1972-
Diterbitkan 1994

Reducing entitlement spending / Congressional Budget Office.

Diterbitkan 1994

Implementing a US carbon tax : challenges and debates / edited by Ian Parry, Adele Morris and Roberton C. Williams III.

Diterbitkan 2015