Business and Economics: The price of oil, Part II
The tutor looks into why oil is less than half its price two years ago. Back …
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economics
Business and Economics: ripples from the price of oil
With some reflections, the tutor opens a discussion about the price of oil. For years, I …
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Business and Economics: Holding Companies, part 0
The tutor begins exploring the frontier of holding companies. Years ago, training in financial planning, I …
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Accounting and Business: Depreciation: Sum-of-years’-digits method
The tutor shares a really neat find from the world of accounting. Although I’m an academic, …
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Driving: Gas consumption and cost
The tutor explores a common topic among families. Lately, I’ve been driving the kids to their …
Financial math: ordinary annuity versus annuity due
The tutor continues exploring annuities. In my previous post I introduced the idea of an …
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Financial math: interest rate conversions on the HP-10B
A lifetime ago, the tutor studied financial planning. That’s when he got acquainted with the HP-10B. …
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Energy efficiency: electric cars vs gasoline-powered cars
The tutor continues to investigate energy alternatives. The comparison between electric and gasoline cars might depend …
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US compared to Eurozone: some initial figures, 2014 – 2016
Since 2008, the tutor has listened for economic news. While it doesn’t often arise in tutoring, …
US compared to Eurozone: some initial figures, 2014 – 2016 Read more →
Geography: what is a free port?
Tutoring high school, I’ve never been asked this. The tutor looks into a question he’s long …