“…The growing literature on earmarks has, for various reasons, typically examined just a single type of earmark (e.g., Balla et al's, 2002, analysis of academic earmarks and Lee's, 2003, study of projects included in the 1998 transportation authorization bill) or pooled all earmarks irrespective of the appropriations bill in which the project was included (e.g., Engstrom & Vanberg, 2010;Lazarus, 2009Lazarus, , 2010Lazarus & Steigerwalt, 2009;Shepsle et al, 2009). The primary interest of these research endeavors was to uncover broad partisan and/or electoral dynamics affecting the allocation of earmarks.…”