MMasters in Business
← All episodes
04 October 2018

Howard Marks Discusses the Interest-Rates Machine

5Frameworks
15Insights

Listen

Frameworks in this episode

Insights & moments

The myth-busts, hot takes, explainers, and tools worth keeping.

Myth Buster· 1

Myth Buster55:18

Why Investing Cannot Behave Like Physics

Marks rejects the idea that economics and markets operate through stable scientific laws. Human feelings alter decisions, so the same apparent cause can produce different outcomes in different circumstances, making dependable mechanical forecasts impossible.

  • Economics lacks universal rules that work every time
  • Similar inputs can produce different market outcomes
  • Human emotion changes behavior
  • Investment answers are rarely dependable enough to be mechanical

“umnomics is not a science.”

Howard Marks · 55:56

“physics would be much harder if electrons had feelings.”

Howard Marks · 56:31
#economics#human behavior#uncertainty#forecasting

Hot Take· 3

Hot Take20:36

Computers May Beat Average Investors—but Not the Best

Marks argues that computers can outperform many investors by processing extensive data without emotional mistakes. He reserves an advantage for the rare human outliers capable of recognizing exceptional founders or businesses far before the market does.

  • Computers process large amounts of data consistently
  • Machines avoid many emotional investing errors
  • Average investors rarely possess exceptional foresight
  • Rare human outliers may retain an edge in qualitative judgment

“Computers are not very emotional.”

Howard Marks · 21:40

“I believe computers can probably do a better job than some very large percentage of investors, but just not as good as the best.”

Howard Marks · 21:48
#investing#computers#emotion#judgment
Hot Take1:06:24

Could Passive Investing Create New Bargains for Active Managers?

Marks explains that passive vehicles emulate indexes rather than search for mispriced securities. If passive ownership grows far enough, fewer analysts may compete to identify bargains, allowing inefficiencies to return and improving the opportunity set for skilled active managers.

  • Passive products offer broad exposure at low fees
  • Most active managers are not exceptional
  • Passive vehicles do not search for bargains
  • Reduced price discovery could create future inefficiencies
  • Active and passive advantages may themselves be cyclical

“a passive vehicle doesn't look for bargains. They just emulate.”

Howard Marks · 1:08:16

“maybe active management will begin to pay off better.”

Howard Marks · 1:08:30
#passive investing#active management#index funds#market efficiency
Hot Take1:10:45

Technology Has Radically Increased the Payoff to Being Number One

Marks identifies technological change as the most profound shift of his career. Technology enables leading companies to scale far beyond traditional competitors, greatly widening the gap in size and profits between the first- and second-ranked firms.

  • The business environment changes faster than before
  • Technology rewards scalable advantages
  • Leading firms can become disproportionately large
  • Profit gaps between winners and followers have expanded

“The payoffs are enormous.”

Howard Marks · 1:12:15

“the world changes so fast”

Howard Marks · 1:11:51
#technology#scale#competition#business

Explainer· 6

Explainer07:44

Why Long-Term Bonds Behave Like Interest-Rate Machines

Marks explains the mechanical relationship between rates and existing bond prices. When market rates rise, older bonds offering lower coupons become less valuable, making straight long-term bonds particularly exposed during a rising-rate environment.

  • Rising market rates reduce existing bond prices
  • Long maturities carry greater rate sensitivity
  • Low legacy coupons become less attractive as new yields rise
  • Rate exposure affects bonds across the market

“Rising interest rates folding bond prices. That's the math.”

Howard Marks · 08:08

“a straight high grade bond is nothing but an interest rate machine.”

Howard Marks · 08:35
#bonds#interest rates#duration
Explainer09:20

How Corporate Profits Can Cushion Rising-Rate Damage

Rising rates hurt bond prices, but the economic strength and inflation that often accompany higher rates can improve corporate profitability. Better profits strengthen issuers’ ability to pay, partially sheltering corporate bonds from the pure interest-rate effect.

  • Higher rates exert downward pressure on bond prices
  • Prosperity can improve corporate earnings
  • Inflation may increase nominal profitability
  • Stronger credit fundamentals can offset part of the rate impact

“So you'll have the negative influence of rising rates, but the positive influence of improving profitability.”

Howard Marks · 10:13
#corporate bonds#profits#inflation#credit
Explainer14:14

The Two Risks Every Bondholder Must Separate

Marks separates bonds’ temporary market-price risk from the risk that promised payments never arrive. Investors able to tolerate fluctuation may still earn the stated yield if the issuer remains creditworthy and repays the bond.

  • Rate increases can create negative price fluctuations
  • Credit risk concerns failure to pay interest or principal
  • Temporary losses differ from permanent nonpayment
  • Return expectations should match the bond's actual yield

“There are two risks in bonds.”

Howard Marks · 14:14

“The biggest mistake you can make, in my opinion, is to buy six percent bonds in the hope of getting nine”

Howard Marks · 15:25
#bonds#credit risk#yield#default
Explainer24:28

Why Professionals Can Be Less Contrarian Than Individuals

Institutional investors may have more training and experience, but they also face dismissal when unconventional decisions initially perform badly. Individual investors possess a neglected advantage: no employer can fire them for buying early during a panic.

  • Institutions are operated by emotional people
  • Professionals receive the same news and narratives as everyone else
  • Career risk discourages buying during extreme declines
  • Individuals can tolerate being early without losing their jobs

“Institutions don't make investments. People make investments for institutions”

Howard Marks · 24:28

“the mom and pop investor has the advantage that they can't get fired.”

Howard Marks · 25:19
#career risk#institutions#psychology#contrarianism
Explainer50:03

Why the Post-Crisis Fed Exit Had No Reliable Playbook

The financial crisis produced stimulus, quantitative easing, and interest rates on an unprecedented scale and duration. Marks argues that the consequences of withdrawing liquidity or overshooting with rate increases could not be predicted confidently because no comparable historical experiment existed.

  • The crisis triggered unprecedented monetary stimulus
  • Rates reached exceptionally low levels
  • The Fed later began raising rates and withdrawing liquidity
  • Historical precedent was insufficient to forecast the outcome

“this has never been done before on this scale and this duration, and we cannot say for sure what the outcome will be.”

Howard Marks · 51:31

“Nobody can say they know for sure.”

Howard Marks · 52:08
#federal reserve#monetary policy#liquidity#uncertainty
Explainer59:10

One Observed Outcome Hides Many Possible Histories

Drawing on Fooled by Randomness, Marks warns that the past is only one realized path among many possibilities. Investors commit hindsight bias when they interpret a single outcome as inevitable or as proof of a universal rule.

  • Many different histories could have occurred
  • Only one path becomes observable
  • Realized outcomes may contain substantial luck
  • Future risk is clearer when alternative outcomes are considered

“there were many different histories which could have come to pass and only one did.”

Howard Marks · 59:36

“risk means more things can happen than will happen.”

Howard Marks · 1:00:07
#randomness#risk#hindsight bias#probability

Story· 2

Story32:35

Howard Marks Wrote for a Decade Before Anyone Responded

Marks began mailing investment memos to clients years before email distribution, then received no response for roughly a decade. He continued because he enjoyed writing and found that committing ideas to paper sharpened his thinking.

  • The memos began as observations shared with clients
  • Early editions were physically mailed
  • Marks received no acknowledgment for ten years
  • Writing served creativity and clarified his own thinking

“For ten years, Barry, I never had a response, crickets, just nothing.”

Howard Marks · 33:41

“writing makes you tighten up your thinking.”

Howard Marks · 34:12
#writing#memos#creativity#persistence
Story34:53

The Memo That Made Marks an Overnight Success After Ten Years

Marks’s January 2000 memo Bubble.com questioned technology-stock enthusiasm shortly before the market collapsed. Its accuracy and unusually fast validation transformed his previously ignored writing into widely circulated investment commentary.

  • Bubble.com questioned technology-stock valuations
  • The market turned within months
  • Fast validation mattered because early warnings can look wrong
  • Email and the internet amplified the memo's reach

“being too far ahead of your time is indistinguishable from being wrong.”

Howard Marks · 35:10

“after ten years I became an overnight success.”

Howard Marks · 35:31
#dotcom bubble#memos#market timing#technology

Q&A· 1

Q&A52:24

Does an Inverted Yield Curve Cause Recessions—or Merely Precede Them?

Marks acknowledges that inversions have historically been followed by recessions but declines to claim a dependable causal mechanism. The critical questions are whether the relationship is coincidence or causation, what linkage would produce it, and whether it must work every time.

  • Past inversions have preceded recessions
  • The delay has varied substantially
  • Historical sequence does not establish causation
  • Investors should admit when evidence cannot support certainty

“So the real question is is it coincidental or is it causal?”

Howard Marks · 53:51

“We don't believe in forecasting, Barry.”

Howard Marks · 54:23
#yield curve#recession#causation#forecasting

Takeaway· 2

Takeaway41:38

The Cardinal Sin Is Missing the Recovery

Marks distinguishes buying before a decline from capitulating at the bottom. An investor who sells after losses become extreme converts a temporary setback into permanent damage and forfeits participation in a subsequent recovery.

  • Buying before a decline is not necessarily fatal
  • Selling at the bottom locks in losses
  • Recovery participation can repair temporary damage
  • Client discipline matters during portfolio stress

“the cardinal sin is selling out at the bottom and not participating in the recovery.”

Howard Marks · 42:13
#losses#recovery#behavior#portfolio management
Takeaway1:08:44

Do What Fits You—Without Expecting to Love Every Day

Marks advises young people to match work with their strengths, temperament, and desired quality of life rather than maximizing compensation alone. Mastery requires steadfast effort through unrewarding days, but work should still support rather than dominate a well-lived life.

  • Choose a path suited to your abilities and temperament
  • Persist long enough to become skilled
  • Do not expect constant stimulation or rewards
  • Optimize life rather than salary alone
  • Consider family, social value, and quality of life

“Do what you love, uh, don't expect to love it every day.”

Howard Marks · 1:09:41

“Don't just take what pays the most.”

Howard Marks · 1:10:19
#career#mastery#work#quality of life