Category: Economics

➤ What Excel functions compute NPV, IRR, and equivalent annual worth for textbook cash flows?
Use NPV and IRR for regularly spaced cash flows and XNPV/XIRR for irregular dates. Calculate equivalent annual worth with PMT applied to the NPV or by using annuity factors. Use PV, FV, RATE, and NPER for basic time-value conversions and PMT for levelized annual costs or benefits.

The modern Keynesian Model assumes that
A. that prices respond to changes in aggregate demand but not fully.

➤ What do we mean by the quality of the relationship between workers and their technology?
The quality of that relationship describes how well technology supports workers’ tasks, skills, and wellbeing. It covers usability, user experience, trust, ergonomics, and task-technology fit inside socio-technical systems. A strong relationship reduces cognitive load, improves engagement, and lowers errors, while a weak one causes frustration, poor adoption, and safety risks.

➤ Why does intragenerational mobility matter for inequality and opportunity?
Intragenerational mobility shows whether adults can change their economic position, which affects perceptions of fairness and social cohesion. High mobility suggests accessible opportunity and meritocratic rewards. Low mobility indicates barriers like unequal schooling, labor-market segmentation, or family constraints that maintain persistent disadvantage and limit life‑course improvement.

For what economic reasons did steam so quickly render water wheels obsolete in the U.S. milling industry?

➤ Do patents ever reduce the incentive to perform R&D?
Patents can increase incentives by promising monopoly returns, but they may also reduce incentives for follow-on and cumulative innovation. Broad claims, many overlapping patents, or high enforcement costs can block competitors, raise transaction costs, and discourage collaborative or incremental research, especially for smaller firms and academic teams.

➤ Is it true that goods should be sold below market prices according to Rochdale Principles?
False. Rochdale Principles do not require selling goods below market prices. They emphasize fair pricing, member economic participation, and returning surplus to members through dividends, rebates, or reduced prices when appropriate. Pricing must cover costs, support sustainability, and reflect democratic decisions, not mandate below‑market sales.