Monthly Archives: July 2014

Upgrading PostgreSQL from 9.4 beta1 to 9.4 beta2

MacPorts installs PostgreSQL 9.4 beta2 in the same directory as PostgreSQL 9.4 beta 1 was in. And going from beta 1 to beta 2 requires an upgrade for the cluster to work. So upgrading is more like going from 9.3 … Continue reading

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Get “tone” from corporate disclosures: PostgreSQL, Python, and R.

The paper by Loughran and McDonald (2011) develops lists of words that are intended to reflect “tone” in financial text. The following code retrieves these lists and applies them to a large body of text (over a billion words) from … Continue reading

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