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Freakonomics Radio

46. Misadventures in Baby-Making

Freakonomics Radio

Freakonomics Radio + Stitcher

Documentary, Society & Culture

4.632K Ratings

🗓️ 25 October 2011

⏱️ 27 minutes

🧾️ Download transcript

Summary

We are constantly wowed by new technologies and policies meant to make childbirth better. But beware the unintended consequences.

Transcript

Click on a timestamp to play from that location

0:00.0

Okay, my name is Gert Jan Olster.

0:05.3

My last name is Olster.

0:06.7

Spellt is OLSDER.

0:09.6

My 1867, which in the Netherlands means Jardiett.

0:14.8

Before he retired, here Jan Olster was a university professor in applied mathematics.

0:21.6

In 1975, Olster was 31 years old.

0:25.2

He and his colleagues at 20 university were very bright.

0:30.8

They thought they could do anything.

0:35.6

It simply popped up suddenly.

0:37.4

Why don't we work on population planning?

0:41.1

Of course.

0:41.9

Population planning.

0:43.0

What else should a mathematician be working on?

0:45.8

Olster's crew imagined an island nation with no emigration or immigration,

0:51.3

just births and deaths.

0:53.2

It looked like a nice mathematical problem.

0:55.5

The essential riddle was this.

0:57.5

As the population aged and as longevity increased, what was the right birth rate to prevent

1:03.7

the island from becoming overpopulated?

1:06.8

Olster and his colleagues worked hard on the problem, and they came up with an elegant

1:11.0

equation.

1:12.4

Their research paper was called Population Planning, a distributed time optimal control

...

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