Charade
发表于 2025-3-25 06:48:11
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无瑕疵
发表于 2025-3-25 07:40:17
The Editor(s) (if applicable) and The Author(s), under exclusive license to Springer Nature Switzerl
Unsaturated-Fat
发表于 2025-3-25 13:35:46
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acquisition
发表于 2025-3-25 19:12:54
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小溪
发表于 2025-3-25 20:14:46
https://doi.org/10.1007/978-3-642-68094-6ncomplete panels are more likely to be the norm in typical economic empirical settings. For example, in collecting data on US airlines over time, a researcher may find that some firms have dropped out of the market while new entrants emerged over the sample period observed.
Highbrow
发表于 2025-3-26 01:21:09
Hypertension and Diabetes MellitusA panel data regression differs from a regular time-series or cross-section regression in that it has a double subscript on its variables.
LATER
发表于 2025-3-26 08:05:49
Arterielle Hypertonie. State of the ArtIn several instances in economics, one is confronted with estimating a set of equations. This could be a set of demand equations across different sectors, industries, or regions.
商业上
发表于 2025-3-26 10:54:51
Hypertonie und orale KontrazeptivaMany economic relationships are dynamic in nature, and one of the advantages of panel data is that they allow the researcher to better understand the dynamics of adjustment.
烦躁的女人
发表于 2025-3-26 15:54:54
Endothelial dysfunction in atherosclerosis,Micro-panel data on households, individuals, and firms are highly likely to exhibit measurement error. In Chap. 1, we cited Duncan and Hill (.) who found serious measurement error in average hourly earnings in the panel study of income dynamics (PSID).
LASH
发表于 2025-3-26 17:09:42
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