Exact matching

A bond portfolio management strategy that involves finding the lowest cost portfolio generating cash inflows exactly equal to cash outflows that are being financed by investment.

References in periodicals archive

To improve balance and better approximate a randomized experiment, researchers preprocess Lindo et al.'s data set by performing exact matching on pre-treatment covariates, such as high school grade percentile and native language, and then re-estimate the impact of academic probation on student outcomes.

Improving Balance in Regression Discontinuity Design by Matching: Estimating the Effect of Academic Probation after the First Year of College

Whenever a seemingly exact matching chunk is found, the system does not record it again, but rather records a small pointer to the matching chunk that is already housed in the system.

Beyond the data protection dilemma

There are likely to be two separate stages to the data integration task - exact matching and statistical matching.

New Zealand's Student Loan data integration project

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