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Pieter (Jop) WOLTJER

Postdoc Economic History – University of Groningen

Article: An Introduction to the African Commodity Trade Database, 1730-2010

ABSTRACT: The African Commodity Trade Database (ACTD) aims to stimulate and deepen research on African and global economic history. The database provides export and import series at product level for more than two and a half centuries of African trade (1730-2010). Continue reading “Article: An Introduction to the African Commodity Trade Database, 1730-2010”

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Working Paper: The Sources of Growth in a Technologically Progressive Economy

The United States, 1899-1941

ABSTRACT: We develop new aggregate and sectoral Total Factor Productivity (TFP) estimates for the United States between 1899 and 1941 through better coverage of sectors and better-measured labor quality, and find TFP-growth was lower than previously thought, Continue reading “Working Paper: The Sources of Growth in a Technologically Progressive Economy”

Dataset: African Commodity Trade Database

The African Commodity Trade Database (ACTD) aims to stimulate and deepen research on African and global economic history. The database provides export and import series at product level for more than two and a half centuries of African trade (1737-2010). Continue reading “Dataset: African Commodity Trade Database”

Article: An Economic Rationale for the West African Scramble?

The Commercial Transition and the Commodity Price Boom of 1835-85

ABSTRACT: We use a new trade dataset showing that nineteenth century Sub-Saharan Africa experienced a terms of trade boom comparable to other parts of the ‘global periphery’. A sharp rise in export prices in the five decades before the scramble (1835-1885) Continue reading “Article: An Economic Rationale for the West African Scramble?”

Dataset: U.S. Historical National Accounts, 1929-1947

This dataset provides improved measures of total factor productivity for the U.S private domestic economy and a 35-industry breakdown. For the period 1929-1947 it includes detailed estimates for output, employment, hours worked, labor quality, capital stocks,  Continue reading “Dataset: U.S. Historical National Accounts, 1929-1947”

About Me

I am a post-doctoral researcher and part of the Groningen Growth and Development Centre at the University of Groningen. I studied economics at the same university …

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Working Paper: Commodities, Prices and Risk

The Changing Markets for Non-slave Products in Pre-abolition West Africa

ABSTRACT: Using a newly constructed dataset on the quantities and prices of African commodities over the long 18th century this paper provides new insights into the changing nature of the non-slave trade with West Africa in the era before the abolition Continue reading “Working Paper: Commodities, Prices and Risk”

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