Statistics Canada cuts long data short: another longitudinal survey is cancelled

The Survey of Labour and Income Dynamics died this morning.

The notice was given quietly by Statistics Canada: “This is the last release of longitudinal data from the Survey of Labour and Income Dynamics. Effective with next year’s release of 2011 data, only cross-sectional estimates will be available.”

A short, simple, and slightly obtuse, statement of a profound change for the user community and Canadians in general.

When I recently described the loss of a similar survey to a co-author over the telephone, she paused and said with sadness, “Ahhh…,” as if a friend had died.

There is no doubt that Statistics Canada also recognizes the value of this survey, and others like it. But there are important challenges in managing the information derived from so-called “longitudinal surveys”, and Canadians might be wondering whether or not they are being sold short.

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Why does health in early life matter?

Children are less healthy at birth when they are born to low income families, and their health in early life echoes into adulthood determining the chances of success and independence decades later.

It is well known that humble beginnings are a handicap, argues Janet Currie of Princeton University, but careful analysis is needed to understand the mechanisms and to appreciate the extent to which health status at birth causes longer run outcomes associated with success in adulthood.

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Understanding inequality and what to do about it

Inequality has been increasing in most countries, in part because top 1% are capturing a higher fraction of all earnings but also for other reasons. I made a presentation to the Occupied Ottawa conference “Take Back Democracy!” on June 2nd, 2012. The presentation explores three issues in search of intelligent conversation, and in order to accomplish something constructive: description, explanation, and prescription.

You can download it as a pdf here: Understanding inequality and what to do about it .

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