ECON 7786: Principles of Macroeconomics

Grasp the distinction between nominal and real exchange rates, using the yen and dollar as examples. Learn how these rates influence purchasing power in different economies. Understand their implications in the global trade landscape.

Explore the historical barter system and its challenges, particularly the double-coincidence of wants. Witness how the need for simpler transactions led societies from direct barter to embracing mediums of exchange like money.

Discover the principle of opportunity cost, distinguishing between explicit and implicit costs. Using the example of Hanna's Pizzeria, grasp how business decisions weigh the costs of forgone alternatives. Learn how these costs influence financial and economic choices.

Unexpected inflation can shift wealth between lenders and borrowers. This phenomenon affects the real value of money repaid, disadvantaging the creditors. Additionally, businesses face operational expenses like menu costs during inflation adjustments.

Explore how elasticity of demand impacts gains from trade in economies. Understand the relationship between demand elasticity and benefits for consumers and producers. Debunk misconceptions about inelastic demand and trade gains.

Explore the multifaceted role of economists in society, their interpretation of complex economic data, and how they provide guidance to decision-makers. Discover why economists may offer conflicting advice due to varying economic theories, data interpretation, personal values, and political ideologies.