Lecture Rehearsals: 1. Beginnings: Crossing þe Watershed Boundary of 1870

Rehearsal videos for the very start of the course

1. Beginnings

1.1. Grand Narrative (94:36)

1.1.1. Lecture—Grand Narrative

The big picture of human history, with a focus on the Long 20th Century 1870-2010 & the primacy over that period of the economic (20:04):


Share Lecture—(Optional) Introduction to Polanyi (12:00)


Share Brad DeLong's Grasping Reality

1.1.2. Lecture—Where Utopia?

The wealth that the world has accumulated since 1870 has been such that nearly anyone alive back then would think we ought to have been able to use it to build a real utopia. Yet we have not. Why not? Some musings… (14:15):

1.1.3. Lecture—Viewing 20th Century Growth

There are a number of different lenses through which we can view economic growth in the Long 20th Century. Here I survey a selection of them… (37:58):

1.1.4. Lecture—Recap

A recapitulation of the big themes of the course (10:19):

1.2. Globalization (83:47)


1.2.1. Lecture—Recap of the Grand Narrative

A reminder of what we have done and seen before… (17:47):

1.2.2. Lecture—Technological Growth Estimates

Six watershed boundary-crossing events: (1) The pre-1 secular civilizational acceleration. (2) The post-150 Late Antiquity Pause. (3) The Medieval Reacceleration—& the rise to growth-pole status of the Dover Circle. (4) The 1500 coming of the Imperial-Commercial Age. (5) The 1770 coming of the Brtitish Industrial Revolution Age. (6) The 1870 coming of the Modern Economic Growth Age, the Long 20th Century (07:13):

1.2.3. Lecture—Global North & Global South

Gross international economic divergence in very long-run historical perspective (15:30):

1.2.4. Lecture—Globalization in the Late 1800s

The globalized world of the late 1800s, plus two vignettes: Herbert Hoover and Leon Trotsky (27:32):

1.2.5. Lecture—Pre-WWI Globalization: Lev Bronstein

How an involuntary migrant saw the world during the slaughter of World War I (08:56):

1.2.6. Lecture—The Global Career of Herbert Hoover

One very smart, aggressive man on the make in the globalized world of the 20th century, rising farther and faster than anybody else, possibly ever (10:45):

1.2.7. Lecture—Steampunk Counterfactual Worlds

Two scenarios about what the present and the future been like had there been no Industrial Revolution, or no transition to Modern Economic Growth (15:45):

1.3. Crossing the Watershed-Boundary (46:00)

1.3.1. Lecture—Revving-Up the Growth Engines

Why and how the post-1870 course of technological progress was so very different (22:30):


2021-09-07 Tu 1.3.2. Lecture—Science, Technology, and Enterprise

The industrial research lab, the modern corporation, and the globalized market are themselves built on top of other important institutions: science, engineering, limited government and property rights, and entrepreneurs as culture heroes. Where did those come from? And how do they work? (23:30):


Slides: <https://github.com/braddelong/public-files/blob/master/econ-115-slides-1-beginnings.pptx>

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