The Indicator from Planet Money - The wheel’s many reinventions

"Don't reinvent the wheel" is a common phrase, but structural engineer Roma Agrawal doesn't buy it.

Roma has a new book out, Nuts and Bolts: Seven Small Inventions That Changed the World (in a Big Way). And in it, she argues that the re-interpretation of the wheel has been critical to modernizing the economy from a pottery wheel in ancient Mesopotamia to the gyroscope on the International Space Station.

Today, how this constant reinvention fuels economic progress.

Related Episodes:
What nails can tell us about the economy

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Everything Everywhere Daily - Did the US Have Advanced Knowledge of the Attack on Pearl Harbor?

On December 7, 1941, the United States and the rest of the world were shocked by a surprise attack by the Japanese Empire on the American Navy stationed in Pearl Harbor, Hawaii. 

However, in its aftermath, there have been people who have wondered and speculated that the American government knew about the attack and did nothing to prevent it as an excuse to get the United States into the war. 

Learn more about whether the United States government had advanced knowledge of the Pearl Harbor attacks on this episode of Everything Everywhere Daily.


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NPR's Book of the Day - Patricia Evangelista’s memoir revisits the aftermath of the Philippines’ war on drugs

Some People Need Killing by Patricia Evangelista traces the aftermath of the Philippines' war on drugs. After Rodrigo Duterte was elected in 2016, thousands of people were killed in extrajudicial killings. In today's episode, NPR's Juana Summers listens to journalist Evangelista reflect on her country's news coverage during this time and the importance of language in honoring humanity.

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The Indicator from Planet Money - What can we learn from the year’s most popular econ terms?

In 2021, the most popular term on Investopedia was "capital gains tax." In 2022, it was "poison pill." These top terms help capture the economic zeitgeist of their year. So... what was it in 2023?

Today, Investopedia's editor-in-chief — and a poet — help us make sense of what the website's top ten terms of the year tell us about our collective economic psyche.

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NPR's Book of the Day - Norman Lear’s memoir recalls a life and career that shaped American television

TV writer and producer, Norman Lear, died this week. He was 101 years old. In today's episode, we revisit Lear's 2014 interview with NPR's Arun Rath about his memoir, Even This I Get to Experience. From Lear's upbringing with a father incarcerated for white collar crime to his struggle to get All In the Family on air, the two discussed some of the biggest challenges Lear overcame on the path to becoming a television visionary.

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60 Songs That Explain the '90s - “Santeria”—Sublime

Listen as Rob reminisces on some of the funniest songs he heard from the back seat of the car as a child, before turning his focus to Sublime, the band’s frontman Bradley Nowell, and the jarring storytelling on the Sublime song “Date Rape.” Somewhere along the way, Rob is able to regain focus on the song at hand, “Santeria.” Later, Rob is joined by his “daughter” Yasi Salek from Bandsplain to discuss what Sublime means to her as a fellow west coaster (1:00:00).

Host: Rob Harvilla

Guest: Yasi Salek

Producers: Jonathan Kermah and Justin Sayles

Additional Production Support: Chloe Clark

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Everything Everywhere Daily - The Walled City of Kowloon (Encore)

Formerly located in the territory of Hong Kong was arguably the most densely populated place on Earth. In fact, it might have been the most densely populated place in human history. 

Not only was it packed with people, but it also had a unique political status. No government controlled it, which made it lawless, which in turn made it a magnet for organized crime.

Learn more about the Walled City of Kowloon, one of the most dangerous and densely populated places in history, on this episode of Everything Everywhere Daily.


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NPR's Book of the Day - In ‘The New Naturals,’ Gabriel Bump explores grief after the loss of a daughter

The New Naturals follows a couple's journey from grieving their infant daughter to an underground utopia. In today's episode, literature professor Gabriel Bump tells NPR's Ayesha Rascoe how his own personal loss led to the emotional stream of consciousness and acceptance of societal change in the novel.

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The Indicator from Planet Money - Americans don’t like higher prices but they LOVE buying new things

Eight times a year, regional Federal Reserve Banks release a collection of anecdotes that reveal stories about the economy. These stories come together in what's known as the "Beige Book," and we award the regional bank with the best entry with our coveted Beigie Award. Today, we're highlighting an entry that gets to the heart of the contradictions we're seeing when it comes to consumer preferences and sentiment.

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