Suppose that rosa is considering migration to another country. to move, she will have to spend $5,000 on transportation and $4,000 in application and other processing fees. rosa's stream of future earnings in her home country is $500,000. she expects to earn a stream of future earnings of $800,000 in another country. based on this information, rosa's implicit cost of migrating is multiple choice $9,000. $500,000 $5,000 $509,000.