What are two factors that prevent the defeat of pork-barrel measures how to they prolong problems with a growing defecit?

Explained below.

Explanation:

Logrolling and Combining pork-barrel projects with important spending bills are the two types of factors that prevent the defecit of pork-barrel measures on how to prolong problems with a growing defecit. The pork barrel is a trope for the provision of government spending for localized projects ensured solely rather primarily to bring money to a representative's region. This practice introduced in American English.  The scholars practice it as a technical term concerning legislative control of local provisions.

answer; ///blank(1); dealers; blank(2); brokers;