{ "_id": "6a1eb475b25058d4daadd35d", "Package": "estprod", "Title": "Estimation of Production Functions", "Version": "1.2", "Date": "2020-07-18", "Authors@R": "c(person(\"Rodrigo\", \"R Remédio\", , email = \"rremedio@hotmail.com\", role = c(\"aut\", \"cre\")))", "Description": "Estimation of production functions by the Olley-Pakes,\nLevinsohn-Petrin and Wooldridge methodologies. The package aims\nto reproduce the results obtained with the Stata's user written\nopreg\n and\nlevpet\n\ncommands. The first was originally proposed by Olley, G.S. and\nPakes, A. (1996) . The second by\nLevinsohn, J. and Petrin, A. (2003)\n. And the third by Wooldridge\n(2009) .", "License": "GPL-3", "Encoding": "UTF-8", "LazyData": "true", "RoxygenNote": "7.1.1", "NeedsCompilation": "no", "Packaged": { "Date": "2026-06-02 10:34:35 UTC", "User": "root" }, "Author": "Rodrigo R Remédio [aut, cre]", "Maintainer": "Rodrigo R Remédio ", "Repository": "https://rrremedio.r-universe.dev", "Date/Publication": "2020-07-20 08:10:11 UTC", "RemoteUrl": "https://github.com/cran/estprod", "RemoteRef": "HEAD", "RemoteSha": "a6940821feeec23049dbde97551fecb3d05cf1a3", "MD5sum": "22f3e6464e38a53c0bb29ddda217fe64", "_user": "rrremedio", "_type": "src", "_file": "estprod_1.2.tar.gz", "_fileid": "440abdfb32acdc7abde0b6808ff3dc5620cde0fc2b0811d32b808835d107eb3e", "_filesize": 196331, "_sha256": "440abdfb32acdc7abde0b6808ff3dc5620cde0fc2b0811d32b808835d107eb3e", "_created": "2026-06-02T10:34:35.000Z", "_published": "2026-06-02T10:46:13.568Z", "_distro": "noble", "_jobs": [ { "job": 79051722408, "time": 117, "config": "linux-devel-x86_64", "r": "4.7.0", "check": "OK", "artifact": "7355385323" }, { "job": 79051722387, "time": 141, "config": "linux-release-x86_64", "r": "4.6.0", "check": "OK", "artifact": "7355394021" }, { "job": 79051722412, "time": 138, "config": "macos-oldrel-arm64", "r": "4.5.3", "check": "OK", "artifact": "7355565902" }, { "job": 79051722390, "time": 158, "config": "macos-release-arm64", "r": "4.6.0", "check": "OK", "artifact": "7355522827" }, { "job": 79051241288, "time": 176, "config": "source", "r": "4.6.0", "check": "OK", "artifact": "7355343345" }, { "job": 79051722397, "time": 103, "config": "wasm-release", "r": "4.6.0", "check": "OK", "artifact": "7355380038" }, { "job": 79051722434, "time": 82, "config": "windows-devel", "r": "4.7.0", "check": "OK", "artifact": "7355373204" }, { "job": 79051722422, "time": 63, "config": "windows-oldrel", "r": "4.5.3", "check": "OK", "artifact": "7355366124" }, { "job": 79051722461, "time": 92, "config": "windows-release", "r": "4.6.0", "check": "OK", "artifact": "7355377126" } ], "_buildurl": "https://github.com/r-universe/rrremedio/actions/runs/26814055649", "_status": "success", "_host": "GitHub-Actions", "_upstream": "https://github.com/cran/estprod", "_commit": { "id": "a6940821feeec23049dbde97551fecb3d05cf1a3", "author": "Rodrigo R Remédio ", "committer": "cran-robot ", "message": "version 1.2\n", "time": 1595232611 }, "_maintainer": { "name": "Rodrigo R Remédio", "email": "rremedio@hotmail.com", "login": "rrremedio", "description": "", "uuid": 9049841 }, "_registered": true, "_dependencies": [ { "package": "R", "version": ">= 3.0", "role": "Depends" }, { "package": "lazyeval", "role": "Imports" }, { "package": "boot", "role": "Imports" }, { "package": "minpack.lm", "role": "Imports" }, { "package": "Formula", "role": "Imports" }, { "package": "gmm", "role": "Imports" } ], "_owner": "cran", "_selfowned": true, "_usedby": 0, "_updates": [], "_tags": [], "_stars": 0, "_contributors": [ { "user": "rrremedio", "count": 3, "uuid": 9049841 } ], "_userbio": { "uuid": 9049841, "type": "user", "name": "Rodrigo" }, "_downloads": { "count": 194, "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/estprod" }, "_searchresults": 4, "_rbuild": "4.6.0", "_assets": [ "extra/citation.cff", "extra/citation.html", "extra/citation.json", "extra/citation.txt", "extra/contents.json", "extra/estprod.html", "manual.pdf" ], "_realowner": "rrremedio", "_cranurl": false, "_releases": [ { "version": "0.0.1", "date": "2017-07-24" }, { "version": "1.1", "date": "2018-05-01" }, { "version": "1.2", "date": "2020-07-20" } ], "_exports": [ "combination_with_repetition", "levinsohn_petrin", "olley_pakes", "panel_lag", "poly_elements", "wooldridge" ], "_datasets": [ { "name": "estprod_data", "title": "10000 randomly generated variables in panel data format.", "object": "estprod_data", "class": [ "grouped_df", "tbl_df", "tbl", "data.frame" ], "fields": [ "id", "year", "g1", "g2", "var1", "var2", "var3", "var4", "var5", "exit" ], "rows": 10000, "table": true, "tojson": true } ], "_help": [ { "page": "combination_with_repetition", "title": "Combination with repetition.", "topics": [ "combination_with_repetition" ] }, { "page": "estprod_data", "title": "10000 randomly generated variables in panel data format.", "topics": [ "estprod_data" ] }, { "page": "levinsohn_petrin", "title": "Levinsohn-Petrin Estimation of Production Functions", "topics": [ "levinsohn_petrin" ] }, { "page": "olley_pakes", "title": "Olley-Pakes Estimation of Production Functions", "topics": [ "olley_pakes" ] }, { "page": "panel_lag", "title": "Panel data lag function", "topics": [ "panel_lag" ] }, { "page": "poly_elements", "title": "Number of 'poly' elements.", "topics": [ "poly_elements" ] }, { "page": "wooldridge", "title": "Wooldridge Estimation of Production Functions (Cobb-Douglas)", "topics": [ "wooldridge" ] } ], "_rundeps": [ "boot", "Formula", "gmm", "lattice", "lazyeval", "minpack.lm", "rlang", "sandwich", "zoo" ], "_score": 1, "_indexed": true, "_nocasepkg": "estprod", "_universes": [ "rrremedio" ], "_binaries": [ { "r": "4.7.0", "os": "linux", "version": "1.2", "date": "2026-06-02T10:36:36.000Z", "distro": "noble", "commit": "a6940821feeec23049dbde97551fecb3d05cf1a3", "fileid": "70fbd26357f520f16ed2724c60c5eddad4ea10e66c95e658cc8feadaff74ce5a", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/rrremedio/actions/runs/26814055649" }, { "r": "4.6.0", "os": "linux", "version": "1.2", "date": "2026-06-02T10:36:58.000Z", "distro": "noble", "commit": "a6940821feeec23049dbde97551fecb3d05cf1a3", "fileid": "89b6ed6cc790eb9c55d8c07609116e13cd365d4d0833b27f962c7ba8de84ccbe", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/rrremedio/actions/runs/26814055649" }, { "r": "4.5.3", "os": "mac", "version": "1.2", "date": "2026-06-02T10:45:28.000Z", "commit": "a6940821feeec23049dbde97551fecb3d05cf1a3", "fileid": "d3c33dc1a0771cf092869f2581992bfd95558f1f1b64e15e110868309af63136", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/rrremedio/actions/runs/26814055649" }, { "r": "4.6.0", "os": "mac", "version": "1.2", "date": "2026-06-02T10:43:15.000Z", "commit": "a6940821feeec23049dbde97551fecb3d05cf1a3", "fileid": "07174838fb47704f5d1563fe5d836390ad8dff7790fabbf168b960f69733ba80", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/rrremedio/actions/runs/26814055649" }, { "r": "4.6.0", "os": "wasm", "version": "1.2", "date": "2026-06-02T10:36:35.000Z", "commit": "a6940821feeec23049dbde97551fecb3d05cf1a3", "fileid": "860f1da286c9fb74f265fa1d4b1460f33baa3fbfc1f72efa37a10137640ca9e4", "status": "success", "buildurl": "https://github.com/r-universe/rrremedio/actions/runs/26814055649" }, { "r": "4.7.0", "os": "win", "version": "1.2", "date": "2026-06-02T10:35:53.000Z", "commit": "a6940821feeec23049dbde97551fecb3d05cf1a3", "fileid": "3a97025d8f02dcec761b2cfbc617e7ef792d8072d1d6f1c018ea083d9f63e9e0", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/rrremedio/actions/runs/26814055649" }, { "r": "4.5.3", "os": "win", "version": "1.2", "date": "2026-06-02T10:35:42.000Z", "commit": "a6940821feeec23049dbde97551fecb3d05cf1a3", "fileid": "0a6bb44e9aacf403ffd98236a5d7435abb4ca6577b2366487c92ef3e04e5355e", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/rrremedio/actions/runs/26814055649" }, { "r": "4.6.0", "os": "win", "version": "1.2", "date": "2026-06-02T10:36:07.000Z", "commit": "a6940821feeec23049dbde97551fecb3d05cf1a3", "fileid": "984df3008b9dc6a7640803f85a46e9cabd722065db92a865e6755efe9cba5991", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/rrremedio/actions/runs/26814055649" } ] }