We estimate the number of foreign-origin persons in the United States classified by their country of origin from census data in 1970, 1980, 1990 and 2000. We find, both in cross-sectional tests and in panel data tests, that the size of the foreign-origin group from a country living in the U.S....

On June 27, 2002, the Securities and Exchange Commission of the United States ordered the CEOs and CFOs of 688 large firms to certify the earnings numbers of their companies by 5:30PM EST, Aug 14, 2002. This paper uses this natural experiment to find that certification was not only a non-event...

We estimate the number of immigrants in the United States classified by their country of origin from census data in 1970, 1980, 1990 and 2000. We find, both in cross-sectional tests and in panel data tests, that the size of the immigrant group from a country living in the U.S. is positively...

We estimate the number of immigrants in the United States classified by their country of origin from census data in 1970, 1980, 1990 and 2000. We find, both in cross-sectional tests and in panel data tests, that the size of the immigrant group from a country living in the U.S. is positively...

On June 27, 2002, the Securities and Exchange Commission of the United States ordered the CEOs and CFOs of 688 large firms to certify the earnings numbers of their companies by 5:30PM EST, August 14, 2002. This paper uses this natural experiment to find that certification was not only a...

Congress included in the Sarbanes-Oxley Act a provision making CEO and CFO certification mandatory for all publicly listed firms. Clearly, regulators viewed certification as a valuable addition to the arsenal of corporate governance mechanisms. Yet, market professionals and commentators greeted...