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  "documentTitle": "The Metaverse in Asia Strategies for Accelerating Economic Impact",
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      "text": "We estimate the first-difference specification using a two-stage GMM estimator... We report Windmeijer-corrected robust standard errors, which provide finite sample correction for the variance of two-step GMM estimators.",
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      "text": "The model shown in equation 1 could suffer from endogeneity... We perform a set of robustness checks to test for the validity of the instruments.",
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      "text": "ln(GDPpci,t) = γ ln(GDPpci,t-1) + β ln(mobile BBi,t) + Xi,tΓ + vit\nvit = ηi + εi,t\nwhere γ = 1 + α.",
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      "text": "109 The World Bank, \"DataBank,\" available at... 110 WDI data are collected from various sources...",
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      "text": "THE POTENTIAL GLOBAL ECONOMIC IMPACT OF THE METAVERSE",
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