Barry Ritholtz

JULY 21, 2023

Call it ” ‘ America’s Enormous Math Mistake’s Mistake. Since 2008, the Census Bureau has included government transfers in its Supplemental Poverty Measure. seconds to find 253,000,000 results on Google showing exactly how the government measures this. ” Was this ignorance? Wiifull misrepresentation? Sheer stupidity?

Math 98

Math Construction Valuation Economics 98

Barry Ritholtz

MARCH 24, 2025

“ If you torture data long enough, it will confess to anything. Calculation: BEA Table 3.1 Line 20 (Current Expenditures) divided by Table 1.1.5 Line 1 (GDP). Alternatively, Item #2 below divided by GDP. ” – Ronald Coase Hey, it’s @TBPInvictus. investment firm.

Investments 124

Investments Economics Securities Budgeting 124

Barry Ritholtz

JUNE 9, 2024

The Journal did the math as follows: California had 726,600 people working in fast-food and other limited-service eateries in January, down 1.3% UPDATING: Spent some time investigating the origins of Manzo’s NY Post claim and found myself (suprise!) from last September, when the state backed a deal for the increased wages.

Math 134

Math Numbers Data Analysis 134

Barry Ritholtz

JULY 7, 2024

A bit out of sequence, but worth mentioning: The Globe took a gratuitous swipe at LA Times columnist Michael Hiltzik, who’d followed our work here with a piece of his own, citing a couple of tweets on the matter (combined here): Just one problem here, Gavin: The @latimes got its data mixed up. That’s not even math.

Math 135

Math Numbers Data Analysis Marketing 135

PYMNTS

JANUARY 12, 2017

As a business, we want to increase the share of prepaid transactions, but we have done the math and see that the COD transactions actually turn out to be cheaper than the prepaid transactions given our higher average transaction value. There are a lot of people who have traditionally used the COD option that have started moving to prepaid.

Manufacturing 40

Manufacturing Math Data Analysis Numbers 40

Barry Ritholtz

FEBRUARY 13, 2023

We analyzed the data, where are students performing, where are they not performing? How are we doing in literacy versus math versus science? And we study it and we’re maniacal about the data, where are we not fulfilling the needs, and then we adjust relative to that, similarly, what we do in investing. Where are we?

Mergers and Acquisitions (M&A) 59

Mergers and Acquisitions (M&A) Investments Marketing Education 59

Barry Ritholtz

DECEMBER 18, 2024

” A bit of quick math: 726,600/0.987 = 736,170 (starting point). Journal (restaurant) reporter who inappropriately used non-seasonally adjusted numbers to make the following claim : “California had 726,600 people working in fast-food and other limited-service eateries in January [2024], down 1.3% 726,600 – 736,170 = -9,570.

Math 122

Math Numbers Economics Data Analysis 122