Sunday morning in the Kollel featured the latest in our Business Breakfast series focusing on monetary laws and ethics. Rabbi Gershon Schaffel of the Chicago Business Halacha Institute presented a comprehensive overview of the laws of Ona'ah, or exploitative pricing, as they apply today. Rabbi Schaffel focused on defining the necessary terms for understanding the halacha, including:

What is a market?
How do you define market value?
What markets are subject to these laws?

For the full shiur, listen to the audio below.