Stata Journal

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2018-12-13
22:42
In this article, I describe an alternative approach for fitting linear models with multiple high-order fixed effects. The strategy relies on transforming the data before [...]
English | 2015 | Journal Article |

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2018-12-13
22:41
In this article, I describe the algorithm proposed by Berry, Levinsohn, and Pakes (1995, Econometrica 63: 841–890) to fit the random-parameters logit demand model from [...]
English | 2015 | Journal Article |

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2018-12-13
22:40
In this article, I describe mqtime, a new Stata library that provides functionality to perform a variety of mapping tasks, including calculating travel time, distance (dr [...]
English | 2015 | Journal Article |

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2018-12-13
22:38
Stata's mi commands provide powerful tools to conduct multiple imputation in the presence of ignorable missing data. In this article, I present Stata code to extend the c [...]
English | 2015 | Journal Article |

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2018-12-13
22:37
We propose a new command, xtsktest, for explaining nonnormalities in linear panel-data models. The command performs tests to explore skewness and excess kurtosis, allowin [...]
English | 2015 | Journal Article |

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2018-12-13
22:35
We present updated versions of the stpsurv, stpci, and stpmean commands, which were introduced in Parner Andersen (2010, Stata Journal 10: 408–422), along with a new co [...]
English | 2015 | Journal Article |

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2018-12-13
22:33
When several pretreatment periods are available, identification of the treatment effect in a difference-in-differences framework requires an assumption relating dynamics [...]
English | 2015 | Journal Article |

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2018-12-13
22:32
I present a new command, kcdf, for bandwidth selection in kernel estimation of the cumulative distribution function. I briefly review plug-in and cross-validation bandwid [...]
English | 2015 | Journal Article |

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2018-12-13
22:30
In many fields of statistics, summary tables are used to describe characteristics within a study population and are often used to compare characteristics of two or more g [...]
English | 2015 | Journal Article |

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2018-12-13
22:29
I present four new commands to estimate the effect of a binary endogenous treatment on an ordered outcome. Such models conventionally rely upon joint normality of the un [...]
English | 2015 | Journal Article |

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