in econoland in 2005, people with incomes between $20,000 and $30,000 paid 12 percent of their income in taxes and people with incomes between $30,001 and $40,000 paid 15 percent. in 2005, the cpi in econoland equaled 1.20, and it increased to 1.26 in 2006. if the government of econoland wants to keep households with a given real income from being pushed up into a higher tax bracket by inflation, the $20,000-to-$30,000 bracket will be changed in 2006 to