11. In absolute terms, exchange values can also be measured as quantities of average labour-hours. 12. Analysts said the exchange valued the stake at as much as 7 billion euros. 13. Prior to Marx, many economists debated as to what elements made up exchange value . 14. Not all of society gears itself towards exchange values , however. 15. Such goods, in an eco-socialist analysis, produce exchange values but have no use value. 16. The exchange value of the yen declined against the dollar. 17. The good doctor considers health like money : " It has an exchange value . 18. Her exchange value is determined by society, while her use value is her natural qualities. 19. The bank would sell the dollars to ease abrupt drops in the peso's exchange value . 20. By the same token, the crisis calls into question the wisdom of fixing exchange values .