Barry Ritholtz

MARCH 18, 2025

This is as true for professionals as it is for amateurs; it’s also true in music, film, sports, television, and economic and market forecasting. Economic Innumeracy : Some individuals experience math anxiety, but it only takes a bit of insight to navigate the many ways numbers can mislead us. Bad Numbers : 4.

Investments 125

Investments Math Concentration Numbers 125

Barry Ritholtz

MAY 1, 2025

Compounding, Denominator Blindness, Survivorship Bias all affect our abilities to make good decisions about the future when even basic math is involved. You write, Forecasts of a recession arriving during the next four years are just a waste of print and pixels. What are some examples of bad numbers?

Investments 73

Investments Math Benchmarking Numbers 73

The Big Picture

JULY 15, 2025

Obviously math, there’s a ton of symbolic logic wherever you look, that classic syllogism, right? And then number three is gonna be sentiment and valuation. Now, sometimes people say sentiment and valuation, why are they together? So, so valuation is going to reflect sentiment. The third is sentiment and valuation.

Investments 57

Investments Numbers Economics Valuation 57

Barry Ritholtz

MAY 6, 2025

Sander Gerber : Well, actually I was good at math. Because if you don’t include every single data point, then in the matrix math you have a divide by zero issue. The valuation of risk versus 00:46:33 [Speaker Changed] Reward 00:46:34 [Speaker Changed] Is something that I think a machine cannot do in the same way that human can.

Profit and Loss 57

Profit and Loss Risk Management Marketing Banking 57

PYMNTS

NOVEMBER 6, 2017

This large and growing data set provides the foundation for proprietary algorithms that we use throughout our business, including those that predict purchase behavior, forecast demand, optimize inventory and enable us to design new apparel. “We also gather extensive merchandise data, such as inseam, pocket shape, silhouette and fit.

Math 40

Math Retail Valuation Forecasting 40

Barry Ritholtz

FEBRUARY 6, 2024

I’d say management consulting is any of the other thing that least at that time was the other career trajectory, just my personality, more of a math oriented introvert. You really like the long time where you have to hold to make up that valuation whole is so long that you just really shouldn’t be involved. In 2000, right.

Valuation 52

Valuation Investments Finance Math 52

Barry Ritholtz

AUGUST 29, 2023

DAVIS: Where international equities, because of valuations, probably 7% to 7.5%. RITHOLTZ: So let’s talk about that, because that gap in valuation has persisted for a long time. How durable is that shift, given how large that gap has gotten in valuation between US stocks and the rest of the developed world?

Investments 52

Investments Benchmarking Valuation Construction 52