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3 articles found for author search: +Sumalde +Zenaida +M.

  • Assessment of Neighborhood and Spillover Effects on Technical Efficiency of Irrigated Rice Farmers

    Donald B. Villanueva, Zenaida M. Sumalde, Valerien O. Pede, Yolanda T. Garcia, and U-Primo E. Rodriguez
    Neighborhood and spillover effects on technical efficiency were investigated among 270 randomly drawn farming households from 18 irrigated villages in Guimba, Nueva Ecija, Philippines, using a two-step procedure. In the first stage, stochastic frontier production function was used to estimate...
    Volume 14 Issue No. 2 (December 2017)

  • Formation of Social Capital for Common Pool Resource Management

    Gerlie T. Tatlonghari and Zenaida M. Sumalde
    A standard optimal investment model is used to analyze farmers' decision to accumulate social capital in terms of participating in collective activities for irrigation management. Several predictions borne out by the data are presented in this study. Social capital investment in small irrigation...
    Volume 5 Issue No. 2 (December 2008)

  • Comparative and Competitive Advantage of the Shrimp Industry in Mekong River Delta, Vietnam

    Nguyen Tuan Kiet and Zenaida M. Sumalde
    Given the growing prominence of Vietnam's fishery products in the world market, this study examines data on shrimp aquaculture in the country, as practiced through intensive and semi-intensive methods, in two provinces in the Mekong River Delta region. The study estimates the comparative and...
    Volume 5 Issue No. 1 (June 2008)

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