" In Ethiopia, a study found that just applying for a midlevel clerical job took several days and repeated journeys. Each application cost the would-be applicant a tenth of the monthly wage he would earn and had a very low probability of leading to a hire, one reason why few people applied.40 For this reason, in the case of lower-paid workers, firms often skip the interview and rely on the recommendation of someone they trust. "

― Abhijit V. Banerjee , Good Economics for Hard Times: Better Answers to Our Biggest Problems