{
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  "Package": "EWS",
  "Type": "Package",
  "Title": "Early Warning System",
  "Version": "0.2.0",
  "Author": "Jean-Baptiste Hasse [aut], Quentin Lajaunie [aut, cre]",
  "Maintainer": "Quentin Lajaunie <quentin_lajaunie@hotmail.fr>",
  "Description": "The purpose of Early Warning Systems (EWS) is to detect\naccurately the occurrence of a crisis, which is represented by\na binary variable which takes the value of one when the event\noccurs, and the value of zero otherwise. EWS are a toolbox for\npolicymakers to prevent or attenuate the impact of economic\ndownturns. Modern EWS are based on the econometric framework of\nKauppi and Saikkonen (2008) <doi:10.1162/rest.90.4.777>.\nSpecifically, this framework includes four dichotomous models,\nrelying on a logit approach to model the relationship between\nyield spreads and future recessions, controlling for recession\nrisk factors. These models can be estimated in a univariate or\na balanced panel framework as in Candelon, Dumitrescu and\nHurlin (2014) <doi:10.1016/j.ijforecast.2014.03.015>. This\npackage provides both methods for estimating these models and a\ndataset covering 13 OECD countries over a period of 45 years.\nIn addition, this package also provides methods for the\nanalysis of the propagation mechanisms of an exogenous shock,\nas well as robust confidence intervals for these response\nfunctions using a block-bootstrap method as in Lajaunie (2021).\nThis package constitutes a useful toolbox (data and functions)\nfor scholars as well as policymakers.",
  "License": "GPL-3",
  "Encoding": "UTF-8",
  "LazyData": "true",
  "NeedsCompilation": "no",
  "Packaged": {
    "Date": "2026-05-24 06:53:07 UTC",
    "User": "root"
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  "Repository": "https://cran.r-universe.dev",
  "Date/Publication": "2021-02-24 09:30:06 UTC",
  "RemoteUrl": "https://github.com/cran/EWS",
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    "author": "Quentin Lajaunie <quentin_lajaunie@hotmail.fr>",
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    "message": "version 0.2.0\n",
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    "name": "Quentin Lajaunie",
    "email": "quentin_lajaunie@hotmail.fr"
  },
  "_registered": true,
  "_dependencies": [
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      "version": ">= 2.10",
      "role": "Depends"
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      "role": "Imports"
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  "_tags": [],
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  "_userbio": {
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    "type": "organization",
    "name": "cran",
    "description": "Unofficial read-only mirror of all CRAN R packages"
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    "count": 235,
    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/EWS"
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  "_assets": [
    "extra/citation.cff",
    "extra/citation.html",
    "extra/citation.json",
    "extra/citation.txt",
    "extra/contents.json",
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    "manual.pdf"
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      "date": "2020-04-07"
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    "BlockBootstrapp",
    "EWS_AM_Criterion",
    "EWS_CSA_Criterion",
    "EWS_NSR_Criterion",
    "GIRF_Dicho",
    "GIRF_Index_CI",
    "GIRF_Proba_CI",
    "Logistic_Estimation",
    "Matrix_lag",
    "Simul_GIRF",
    "Vector_Error",
    "Vector_lag"
  ],
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      "name": "data_panel",
      "title": "Historical data for 13 OECD countries",
      "object": "data_panel",
      "class": [
        "data.frame"
      ],
      "fields": [
        "country",
        "Date",
        "YIESPR",
        "OECD"
      ],
      "rows": 6903,
      "table": true,
      "tojson": true
    },
    {
      "name": "data_USA",
      "title": "Historical data for the United States",
      "object": "data_USA",
      "class": [
        "data.frame"
      ],
      "fields": [
        "Date",
        "X10Y",
        "X3M",
        "Spread",
        "NBER"
      ],
      "rows": 268,
      "table": true,
      "tojson": true
    }
  ],
  "_help": [
    {
      "page": "BlockBootstrapp",
      "title": "Block Bootstrapp",
      "topics": [
        "BlockBootstrapp"
      ]
    },
    {
      "page": "data_panel",
      "title": "Historical data for 13 OECD countries",
      "topics": [
        "data_panel"
      ]
    },
    {
      "page": "data_USA",
      "title": "Historical data for the United States",
      "topics": [
        "data_USA"
      ]
    },
    {
      "page": "EWS_AM_Criterion",
      "title": "AM Threshold - optimal cut-off",
      "topics": [
        "EWS_AM_Criterion"
      ]
    },
    {
      "page": "EWS_CSA_Criterion",
      "title": "CSA Threshold - optimal cut-off",
      "topics": [
        "EWS_CSA_Criterion"
      ]
    },
    {
      "page": "EWS_NSR_Criterion",
      "title": "NSR Threshold - optimal cut-off",
      "topics": [
        "EWS_NSR_Criterion"
      ]
    },
    {
      "page": "GIRF_Dichotomous_model",
      "title": "GIRF for Dichotomous models",
      "topics": [
        "GIRF_Dicho"
      ]
    },
    {
      "page": "GIRF_Index_CI",
      "title": "Confidence Intervals for the Index - GIRF Analysis",
      "topics": [
        "GIRF_Index_CI"
      ]
    },
    {
      "page": "GIRF_Proba_CI",
      "title": "Confidence Intervals for the Probability - GIRF Analysis",
      "topics": [
        "GIRF_Proba_CI"
      ]
    },
    {
      "page": "Logistic_Estimation",
      "title": "Logistic Estimation for Dichotomous Analysis",
      "topics": [
        "Logistic_Estimation"
      ]
    },
    {
      "page": "Matrix_lag",
      "title": "Matrix Lag - data processing",
      "topics": [
        "Matrix_lag"
      ]
    },
    {
      "page": "Simulation_GIRF",
      "title": "GIRF Simulations",
      "topics": [
        "Simul_GIRF"
      ]
    },
    {
      "page": "Vector_Error",
      "title": "Vector of Errors",
      "topics": [
        "Vector_Error"
      ]
    },
    {
      "page": "Vector_lag",
      "title": "Vector lag - data processing",
      "topics": [
        "Vector_lag"
      ]
    }
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  "_nocasepkg": "ews",
  "_universes": [
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