1.
21st Century Economics : Economic Ideas You Should Read and Remember
by Frey, Bruno S., Schaltegger...
ISBN: 9783030177393
List Price: $27.99
2.
Scholar's Guide to Economic Ideas : 21st Century Economics (1) and Economic Ideas You Should...
by Frey, Bruno S., Iselin, Dav...
ISBN: 9783030334499
List Price: $49.99