Investigate Mentougou Jiangou Village. Surrounded by mountains, there are mountains, temples, red roses and hiking marathon enthusiasts.

On the way to research, I went with my classmates to climb the Great Wall at Wohu Mountain in Miyun District.

Reading of the paper “Logs with Zeros? Some Problems and Solutions”. When the explanatory variable contains 0, the logarithmic transformation log (y+1) has some limitations in estimating treatment effects.

A study note on the calculus of variations based on “Fundamentals of Dynamic Optimization” (Alpha C. Chiang), covering applications such as the catenary problem, the brachistochrone problem, and monopoly pricing.

In “Development Economics: Marginal Analysis and Inframarginal Analysis,” Yang Xiaokai reshapes the theoretical history of development economics according to his own understanding. This article summarizes the introduction part and adds some points worth discussing.

Reflecting on the attitude towards the study of economics—what constitutes enthusiasm? What embodies a love for the discipline? Documenting my own hierarchy of disdain in the realm of economic learning.

GPT Summary: This article introduces commonly used table output commands in economic empirical papers, including estout, asdoc, logout, outreg2, putdocx series, and etable. Each command has its features and applicable scenarios, such as estout for versatile custom effects and LaTeX output, asdoc for descriptive statistics, logout for diverse statistical result outputs, outreg2 for aesthetically pleasing regression result outputs, the putdocx series for exporting multiple tables into a single Word file, and etable, which supports Chinese encoding in Stata 17. Example codes demonstrate the basic usage and output effects of each command, helping readers select suitable commands for table outputs.

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