Mortgage Demand Surges!… Huh?
It's interesting to see people reposting this story, "Mortgage demand surges!" Talk about abusing statistics. This headline is based on mortgage applications which is a week-over-week statistic. Meaning,…
Writing archive
Articles, experiments, dashboards, and field notes.
The archive spans markets, Python and automation, Arizona housing, energy, and civic systems. The goal is clarity and usable detail, not filler.
Pyfolio – AttributeError: ‘Series’ object has no attribute ‘iteritems’ & AttributeError: ‘numpy.int64’ object has no attribute ‘to_pydatetime’
Recently I was following a paper and in the example they used Pyfolio which is an awesome performance and risk analysis library in Python developed by Quantopian Inc…
Using Simple Multiple Linear Regression Models to Estimate Missing Data
Occasionally I will want to see long-term historical data so I can better interpret the history of something I'm trying to analyze. I wrote some code a while…
Credit Card Arbitrage: Turning a 0% APR Offer into $2,000 in Free Cash
The Offer American Express extended a 0% APR credit card offer to me, valid for 12 months. This card isn't just about the interest-free period; it also offers…
Maximizing Cash Returns in a Rising Rate Environment
In this time of rising Fed rates, it's a good time to explore the best spots for your cash. To give you a hand, I've compiled some auto-updating…
