Purple Row Academy

Betancourt Trade Analysis Using Trade Value Calculator

Quantitative analysis of the Rafael Betancourt acquisition by the Colorado Rockies using Sky Kalkman's trade value calculator.

The State of the Roster, All-Star Break Edition

The State of the 2009 Rockies Roster, All-Star Break Edition: breaking down the 40 man roster by options remaining and by service time.

WAR Lords of the Diamond (Second Base)

WAR Lords of the Diamond (Second Base): a historical examination of the Rockies' second basemen.

WAR Lords of the Diamond (First Basemen)

WAR Lords of the Diamond (First Basemen): breaking down the Rockies by position historically. Todd Helton! Andres Galarraga! Jon Vander Wal?

WAR Lords of the Diamond (Catchers)

WAR Lords of the Diamond (Catchers): ranking the Colorado Rockies' catchers historically.

WAR Lords of the Diamond (Pitchers)

A Colorado Rockies fan's comprehensive look at the components of Wins Above Replacement as it applies to pitchers.

WAR Lords of the Diamond (Position Players)

A Colorado Rockies' fan's explanation of the components and principles of Wins above Replacement (WAR) for position players.

Dollars and Sense Part Seven: Dollar Win Values

A Rockies fan's comprehensive examination of dollar win value metrics.

Dollars and Sense Part Six: Payroll Distribution by Position

A Colorado Rockies fan's comprehensive look at 2009 NL West positional payroll distribution.

Dollars and Sense Part Five: Marginal Payroll and Marginal Wins

A Colorado Rockies fan's comprehensive examination of the relationship between marginal payroll and marginal wins.

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