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Bricks, a fundamental building material, are crafted from fired clay and exhibit a range of shapes, sizes, and colors. The production process starts with extracting local clay or shale, which is then crushed, ground, and screened for a fine texture. The refined material is blended with water, creating a pliable mixture that can be formed into bricks using one of three processes: soft mud, dry press, or stiff mud methods.
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Related Experiment Video

Updated: Apr 4, 2026

Production and Analysis of Sporosarcina pasteurii Biocement Bricks Using Custom 3D-Printed Molds for Unconfined Compression Tests
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Making Bricks from Straw: Resources and Productivity in Health Care.

Edward N Okeke1

  • 1Pardee RAND Graduate School and Department of Economics, Sociology and Statistics, RAND, 1200 South Hayes, Arlington, VA 22202.

The American Economic Review
|April 3, 2026
PubMed
Summary

Financial constraints hinder developing country health facilities. A Nigerian study gave health workers a grant, boosting productivity, lowering patient costs, and improving worker motivation.

Area of Science:

  • Health economics
  • Development economics
  • Public health policy

Background:

  • Health facilities in developing countries often underperform due to various challenges.
  • Financial constraints are a significant, yet under-examined, factor impacting healthcare delivery in these settings.

Purpose of the Study:

  • To investigate the impact of financial constraints on the performance of public health clinics in developing countries.
  • To assess the effectiveness of direct financial grants to health workers in improving facility productivity and patient outcomes.

Main Methods:

  • An experimental approach was employed in randomly selected public health clinics in Nigeria.
  • A grant of N600,000 was provided to health workers in treatment group clinics, administered by the workers themselves over one year.

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  • Productivity was measured using expenditure data and novel textual data analysis.

    • Main Results:

    • The grant significantly increased health facility productivity.
    • Awarded clinics saw increased investment in physical and human capital.
    • Patients benefited from lower prices, and health workers reported increased motivation and performance.

    Conclusions:

    • Direct financial grants can effectively overcome financial constraints in developing country health facilities.
    • Empowering health workers with financial resources can lead to substantial improvements in healthcare delivery and patient welfare.
    • Addressing financial barriers is crucial for enhancing the performance of health systems in resource-limited settings.