Answer:
The author's purpose of including information about Mitt Romney's presidential campaign in the article may be to show the political power of Mitt Romney.
Explanation:
Mitt Romney was a candidate against Obama for the presidential seat. Obama defeated Mitt Romney in 2012 presidential election, by winning 332 electoral votes to Romney's 206. Mitt Romney was a politician having strong financial condition. His net worth was $190–250 million in 2012 and for this reason he financed his own political campaign for presidential seat in 2012.
