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Marc Rubenstein

Marc Rubenstein


Marc Rubinstein has over 25 years experience as an analyst and investor in the financials sector which he distills into a weekly newsletter, Net Interest, which I think is a really great read! Between 2006 and 2016 he was senior analyst and portfolio manager on the Lansdowne Global Financials Fund, a fundamental long/short equity fund focused exclusively on the global financials sector. Prior to that, Marc was an Institutional Investor ranked analyst on the sell-side, most recently at Credit Suisse, where he was a managing director overseeing its European banks team. As well as writing Net Interest, Marc is an active angel investor in fintech. He can be contacted via his newsletter or on Twitter (@MarcRuby).

Articles by Marc:

Government Sponsorship and the Student Loan Crisis

By Marc Rubinstein | September 14, 2022 | 0 Comments

US student debt is no longer ordinary debt, but has morphed into a bizarre government tax-and-spend model.

The Most Important Sector in the Universe

By Marc Rubinstein | August 2, 2022 | 23 Comments

The total value of the Chinese residential property sector is approximately $60 trillion – twice the size of the US residential market and bigger than the entire US bond market. Bigger than the entire US stock market, too.

It is … ummm … having a moment.

Waiting for the Dog to Bark

By Marc Rubinstein | March 28, 2022 | 2 Comments

In the days leading up to their invasion of Ukraine, Russia successfully mounted a largescale cyberattack on Ukrainian banks, utilities and government agencies. Since then … crickets.

What are the vulnerabilities of Western financial systems to a new and wider attack?

Prime Time in Crypto

By Marc Rubinstein | November 16, 2021 | 0 Comments

No one gives a clearer explanation of how financial institutions work than ET contributor Marc Rubinstein, and his primer on prime brokerage services (and its extension into crypto) is no exception.

No Time to Die: China Banks Edition

By Marc Rubinstein | October 7, 2021 | 5 Comments

With $300+ billion of assets, Evergrande is big, but if you want REALLY big, take a look at the balance sheets of Chinese banks.

ET contributor Marc Rubinstein was there at the beginning when Chinese banks went public, and he’s here now to review the sector.

Ever Grande

By Marc Rubinstein | July 26, 2021 | 5 Comments

The Chinese real estate developer Evergrande is the epitome of Too Big To Fail. It is truly Ever Grande.

So what happens if it does, in fact, fail?

What is Robinhood?

By Marc Rubinstein | July 12, 2021 | 5 Comments

What is Robinhood? It’s the conflation of gambling and investing. Which is … fine. I guess. But spare me the “we’re democratizing finance” BS.

Reinventing the Financial System

By Marc Rubinstein | June 15, 2021 | 4 Comments

If you’re like me, you’ve been put off from digging deeper into DeFi by the terrible signal-to-noise ratio of anything crypto-related on the interwebs. That’s why I found this DeFi primer (using Maker DAO as a specific example) by ET contributor and banking analyst Marc Rubinstein to be so fantastic.

Mortgage Mayhem

By Marc Rubinstein | May 18, 2021 | 5 Comments

Mortgages are pretty standard fare in the world of finance, but the American version is special: it grants its user a free option to refinance if they can get a cheaper rate elsewhere.

Every lender thinks they can thrive in this market. But every lender can’t be right.

Financing the American Home

By Marc Rubinstein | May 18, 2021 | 3 Comments

As a non-American there are many things I don’t understand about America.

Most of all though, I don’t understand the most American of products: the 30-year fixed-rate fully prepayable mortgage.