15. Why are modern coins always made perfectly round and with "milled" edges?
16. Are modern coins "debased" to any considerable extent? What is the use of alloys?
17. Why was the money-changer so necessary a figure in medieval business?
18. How is it easy to evade laws forbidding usury?
19. Look up in an encyclopedia the legend of the "Wandering Jew." How does it illustrate the medieval attitude toward Jews?
20. Write out the English equivalents of the Italian words mentioned in footnote 20.
21. Compare the Italian despots with the Greek tyrants.
22. Show that Venice in medieval times was the seaport nearest the heart of commercial Europe.
23. Compare the Venetian and Athenian sea-empires in respect to (a) extent, (b) duration, and (c) commercial policy.
24. Why was Venice called the "bride of the sea"?