 |
[Date Prev][Date Next][Thread Prev][Thread Next][Date index][Thread index]
st: SSC Archive activity, July 2007
2007,
representing the efforts of 228 members of the Stata user community.
npkghit author package
1. 848.00 David Roodman XTABOND2
2. 696.00 Mark E Schaffer IVREG2
3. 696.00 Steven Stillman IVREG2
4. 696.00 Christopher F Baum IVREG2
5. 693.00 John Luke Gallup OUTREG
6. 561.33 Barbara Sianesi PSMATCH2
7. 561.33 Edwin Leuven PSMATCH2
8. 556.80 Ben Jann ESTOUT
9. 500.00 Roy Wada OUTREG2
10. 488.57 Sophia Rabe-Hesketh GLLAMM
11. 369.50 Mark E Schaffer XTIVREG2
12. 299.52 Nicholas J. Cox EGENMORE
13. 297.00 Steven Stillman OVERID
14. 297.00 Vince Wiggins OVERID
15. 297.00 Mark E Schaffer OVERID
16. 297.00 Christopher F Baum OVERID
17. 257.00 Jeroen Weesie MMERGE
18. 240.50 Marc-Andreas Muendler MATSAVE
19. 232.33 Jonathan Sterne METAN
20. 232.33 Mike Bradburn METAN
21. 232.33 Jon Deeks METAN
22. 232.33 Ross Harris METAN
23. 232.33 Roger Harbord METAN
24. 232.33 Doug Altman METAN
25. 232.33 Thomas Steichen METAN
26. 220.50 Ian Watson TABOUT
27. 217.00 Ben Jann CENTER
28. 209.00 Ben Jann MOREMATA
29. 193.00 Dan Blanchette CONFIRMDIR
30. 192.00 Steven Stillman IVENDOG
31. 192.00 Christopher F Baum IVENDOG
32. 192.00 Mark E Schaffer IVENDOG
33. 191.50 Christopher F Baum HPRESCOTT
34. 188.00 Antoine Terracol OUTTEX
35. 188.00 Christopher F Baum LEVINLIN
36. 188.00 Fabian Bornhorst LEVINLIN
37. 179.17 Marc-Andreas Muendler EST2TEX
38. 178.33 Dan Blanchette TMPDIR
39. 175.00 Fabian Bornhorst IPSHIN
40. 175.00 Christopher F Baum IPSHIN
41. 175.00 Dan Blanchette SHORTDIR
42. 174.00 Michael Lokshin XML_TAB
43. 174.00 Zurab Sajaia XML_TAB
44. 173.00 Nicholas J. Cox TABLEPLOT
45. 169.00 Steven Stillman XTOVERID
46. 169.00 Mark E Schaffer XTOVERID
47. 163.00 Christopher F Baum WHITETST
48. 163.00 Nicholas J. Cox WHITETST
49. 153.00 Scott Merryman XTFISHER
50. 150.00 David Roodman ABAR
51. 149.00 J. Scott Long FITSTAT
52. 149.00 Jeremy Freese FITSTAT
53. 146.00 Ben Jann OAXACA
54. 146.00 Richard Williams MFX2
55. 141.00 Patrick Royston ICE
56. 141.00 Nicholas J. Cox WINSOR
57. 139.09 Maurizio Pisati SPMAP
58. 139.00 Kevin Crow SHP2DTA
59. 138.14 Dan Blanchette SAVASAS
60. 134.25 Dan Blanchette USESAS
61. 130.00 Roger Newson LISTTEX
62. 130.00 Daniel Hoechle XTFMB
63. 129.50 Silvia Montoya GINIDESC
64. 129.50 Roger Aliaga GINIDESC
65. 125.00 Nicholas J. Cox TSSPELL
66. 123.00 Ben Jann FRE
67. 122.00 Nicholas J. Cox STRIPPLOT
68. 121.00 Nicholas J. Cox CATENATE
69. 120.20 Joao Pedro Azevedo GRQREG
70. 118.00 Christopher F Baum HADRILM
71. 113.00 Christopher F Baum XTTEST3
72. 113.00 Stephen P. Jenkins INEQDECO
73. 112.67 Mark E Schaffer IVREG28
74. 112.67 Steven Stillman IVREG28
75. 112.67 Christopher F Baum IVREG28
76. 111.00 Christopher F Baum XTTEST2
77. 106.00 Roger Newson LABLIST
78. 106.00 Philippe Van Kerm INEQUAL7
79. 105.50 Arne Risa Hole CLOGITHET
80. 103.00 Christopher F Baum TSMKTIM
81. 103.00 Vince Wiggins TSMKTIM
82. 102.25 Roger Newson SOMERSD
83. 101.25 Nicholas J. Cox TABPLOT
84. 100.00 Nicholas J. Cox MVSUMM
85. 100.00 Christopher F Baum MVSUMM
86. 98.00 Eileen Wright CENTCALC
87. 98.00 Patrick Royston CENTCALC
88. 91.00 Antoine Terracol SUTEX
89. 90.50 Joao Pedro Azevedo OUTTABLE
90. 90.50 Christopher F Baum OUTTABLE
91. 90.00 Ian Watson DECOMP
92. 90.00 Tony Brady UNIQUE
93. 89.50 Tamas Bartus MARGEFF
94. 88.50 Dan Blanchette ADOEDIT
95. 88.00 Christopher F Baum MADFULLER
96. 88.00 Christopher F Baum ROLLREG
97. 87.50 Adrian Mander HOTDECK
98. 87.50 David Clayton HOTDECK
99. 86.00 Nicholas J. Cox MVCORR
100. 86.00 Ben Jann ANOGI
101. 86.00 Christopher F Baum MVCORR
102. 85.00 Mark S Pearce COLELMS
103. 85.00 Zhiqiang Wang COLELMS
104. 83.00 Vince Wiggins BPAGAN
105. 83.00 Christopher F Baum BPAGAN
106. 82.50 Ian Watson LATAB
107. 82.00 Jan Brogger SVMATF
108. 81.67 Roger Newson STCMD
109. 81.00 Nicholas J. Cox KERNREG2
110. 81.00 Isaias H. Salgado-Ugarte KERNREG2
111. 81.00 Toru Taniuchi KERNREG2
112. 81.00 Makoto Shimizu KERNREG2
113. 80.00 Piotr Lewandowski PESCADF
114. 80.00 Joseph Harkness IVPROB-IVTOBIT6
115. 79.25 Giovanni S.F. Bruno XTLSDVC
116. 78.50 Patrick Royston PTREND
117. 77.50 Eileen Wright XRIGLS
118. 77.50 Patrick Royston XRIGLS
119. 77.00 Christopher F Baum NHARVEY
120. 77.00 Fabian Bornhorst NHARVEY
121. 76.00 Alejandro Lopez-Feldman DESCOGINI
122. 76.00 John Hendrickx COLDIAG2
123. 76.00 Ben Jann ESTOUT1
124. 75.50 Paul Millar PRE
125. 75.00 Stephen P. Jenkins HSHAZ
126. 73.00 Paul Millar BIC
127. 73.00 Nicholas J. Cox STATSMAT
128. 73.00 Christopher F Baum STATSMAT
129. 72.00 Rory Wolfe OMODEL
130. 72.00 Nicolas Couderc GRUBBS
131. 71.33 Richard Williams OGLM
132. 71.00 Markus Gangl RBOUNDS
133. 70.00 Nicolas Couderc CORRTEX
134. 70.00 Christopher F Baum ZANDREWS
135. 69.00 Christopher F Baum OVERIDXT
136. 69.00 Steven Stillman OVERIDXT
137. 69.00 Vince Wiggins OVERIDXT
138. 68.50 Christopher F Baum ONESPELL
139. 68.00 Ben Jann MRTAB
140. 68.00 Nicholas J. Cox LEVELS
141. 68.00 Hilde Schaeper MRTAB
142. 68.00 Gregorio Impavido NNEST
143. 67.33 Zurab Sajaia MOVESTAY
144. 67.33 Michael Lokshin MOVESTAY
145. 67.00 Paul Millar BICDROP1
146. 65.00 Enzo Coviello STCOMPET
147. 64.75 Richard Williams GOLOGIT2
148. 64.67 Stefan Boes GOPROBIT
149. 64.00 Roger Harbord METAREG
150. 64.00 Thomas Steichen METAREG
151. 64.00 Joao Pedro Azevedo AINEQUAL
152. 63.50 Christopher F Baum NBERCYCLES
153. 63.00 Adrian Mander SURFACE
154. 63.00 Fred Wolfe MULTIBAR
155. 63.00 Richard Sperling WNTSTMVQ
156. 63.00 Christopher F Baum WNTSTMVQ
157. 62.00 Paul Seed XTGRAPH
158. 61.50 Christopher F Baum KDENS2
159. 61.17 Maurizio Pisati TMAP
160. 61.00 Christopher F Baum KPSS
161. 60.00 Ben Jann MGOF
162. 60.00 Timothy Mak LGRAPH
163. 59.00 Stephen P. Jenkins GLCURVE
164. 59.00 Philippe Van Kerm GLCURVE
165. 59.00 Patrick Joly GCAUSE
166. 58.67 Patrick Joly JOHANS
167. 58.67 Charles Morris JOHANS
168. 58.67 Ken Heinecke JOHANS
169. 58.50 Nicholas J. Cox CATPLOT
170. 58.25 Roger Newson PARMEST
171. 58.00 Vince Wiggins HECKMAN2
172. 58.00 Maurizio Pisati MIF2DTA
173. 57.50 Ben Jann KDENS
174. 57.00 Vasilis Sarafidis XTCSD
175. 57.00 Gary Longton DISTINCT
176. 57.00 Kerry L. Papps OUTSUM
177. 57.00 R. E. De Hoyos XTCSD
178. 57.00 Zurab Sajaia FASTGINI
179. 57.00 Nicholas J. Cox DISTINCT
180. 56.50 Stephen P. Jenkins PGMHAZ8
181. 56.33 Christopher F Baum PANELUNIT
182. 56.00 Nicholas J. Cox EXAMPLES
183. 56.00 Enzo Coviello STKERHAZ
184. 56.00 Jean-Benoit Hardouin GENGROUP
185. 56.00 Vince Wiggins BGTEST
186. 56.00 Ben Jann GSAMPLE
187. 56.00 Christopher F Baum BGTEST
188. 55.00 Mark E Schaffer IVHETTEST
189. 55.00 Nicholas J. Cox SXPOSE
190. 55.00 Jean-Benoit Hardouin GAMMASYM
191. 55.00 Stephen P. Jenkins POVDECO
192. 54.71 Patrick Joly VECECM
193. 54.00 Nicholas Oulton PANTEST2
194. 54.00 Thomas Cornelissen MEOPROBIT
195. 53.00 Nicholas J. Cox MAKEMATRIX
196. 53.00 Fred Wolfe QSIM
197. 52.00 Ben Jann FAIRLIE
198. 52.00 David Roodman NEWEY2
199. 51.87 Christian Brzinsky-Fay SQ
200. 51.87 Magdalena Luniak SQ
201. 51.87 Ulrich Kohler SQ
202. 51.54 Patrick Joly VARLAG
203. 51.00 Mark E Schaffer IVACTEST
204. 51.00 W. Dale Plummer, Jr. RC_SPLINE
205. 51.00 Christopher F Baum IVACTEST
206. 51.00 Jean-Benoit Hardouin GENSCORE
207. 51.00 William D. Dupont RC_SPLINE
208. 50.80 Christopher F Baum VECAR
209. 50.50 Joao Pedro Azevedo CHANGEMEAN
210. 50.50 Samuel Franco CHANGEMEAN
211. 50.50 Stefan Boes REGOPROB
212. 50.00 Joao Pedro Azevedo ALORENZ
213. 50.00 Christopher F Baum OMNINORM
214. 50.00 Ben Jann DECOMPOSE
215. 50.00 Samuel Franco ALORENZ
216. 49.00 Jean-Benoit Hardouin TRACES
217. 49.00 Nicholas J. Cox TABEXPORT
218. 49.00 Fred Zimmerman ELAPSE
219. 48.33 Stephen P. Jenkins MVPROBIT
220. 48.33 Lorenzo Cappellari MVPROBIT
221. 48.00 Michael Blasnik ESTSAVE
222. 48.00 Adrian Mander METAGRAPH
223. 48.00 Tommaso Nannicini SENSATT
224. 48.00 Thomas Steichen METABIAS
225. 48.00 Nicholas J. Cox MATMAP
226. 48.00 Jesper B. Sorensen STPIECE
227. 47.00 Guido W. Imbens NNMATCH
228. 47.00 Jane Leber Herr NNMATCH
229. 47.00 Alberto Abadie NNMATCH
230. 47.00 David M. Drukker NNMATCH
231. 47.00 Nicholas J. Cox MARKOV
232. 47.00 Xavi Ramos KERNREG1
233. 47.00 J. Sky David JB
234. 47.00 Toru Taniuchi KERNREG1
235. 47.00 Isaias H. Salgado-Ugarte KERNREG1
236. 47.00 Makoto Shimizu KERNREG1
237. 47.00 Nicholas J. Cox DUPS
238. 47.00 Gregorio Impavido JB
239. 47.00 Thomas Steichen DUPS
240. 46.50 Nicholas J. Cox TRIPLOT
241. 46.00 John C. Galati MIM
242. 46.00 John B. Carlin MIM
243. 46.00 Patrick Royston MIM
244. 46.00 Roger Newson DOTEX
245. 46.00 Vicki Stagg CHARLSON
246. 46.00 Nicholas J. Cox EXTREMES
247. 46.00 Nick Winter MKTAB
248. 45.50 Jean-Benoit Hardouin LOEVH
249. 45.00 Martha Lopez BKING
250. 45.00 Mark E Schaffer IVRESET
251. 45.00 Philippe Van Kerm POVERTY
252. 45.00 Christopher F Baum BKING
253. 45.00 Ben Jann EREPOST
254. 45.00 David Roodman IVVIF
255. 45.00 Nicholas J. Cox BEAMPLOT
256. 44.86 Paulo Guimaraes GROUPCL
257. 44.50 Daniel Hoechle XTSCC
258. 44.00 Vince Wiggins DURBINH
259. 44.00 Tamas Bartus GDECOMP
260. 44.00 Nicholas J. Cox GROUPS
261. 44.00 Christopher F Baum DURBINH
262. 44.00 Yang Yang APC
263. 44.00 Joseph Harkness COLDIAG
264. 44.00 Sam Schulhofer-Wohl APC
265. 43.64 Nicholas J. Cox TAB_CHI
266. 43.33 Jean-Benoit Hardouin RASCHTESTV7
267. 43.00 Herve M. Caci KR20
268. 42.00 Christopher F Baum PANELAUTO
269. 42.00 Ben Jann MAT2TXT
270. 42.00 Christopher F Baum DMEXOGXT
271. 42.00 Michael Blasnik MAT2TXT
272. 42.00 Steven Stillman DMEXOGXT
273. 41.50 Nicholas J. Cox TODATE
274. 41.20 Eileen Wright XRIML
275. 41.20 Patrick Royston XRIML
276. 41.00 Stephen P. Jenkins SVYLORENZ
277. 41.00 Jonathan Sterne METAFUNNEL
278. 41.00 Vince Wiggins DTOBIT2
279. 41.00 Adrian Mander CDFPLOT
280. 41.00 Christopher F Baum SEMEAN
281. 41.00 Ben Jann DIGDIS
282. 41.00 Christopher F Baum ORSE
283. 40.71 Jean-Benoit Hardouin RASCHTEST
284. 40.50 Jonah B. Gelbach PROBITIV
285. 40.00 Nicola Orsini ROCSS
286. 40.00 Patrick Joly VECAR6
287. 40.00 Zhuo (Adam) Chen CONCINDC
288. 40.00 Richard Sperling DFGLS
289. 40.00 Christopher F Baum DFGLS
290. 40.00 Christopher F Baum VECAR6
291. 40.00 Jean-Benoit Hardouin GEEKEL2D
292. 40.00 Joao Pedro Azevedo APOVERTY
293. 40.00 Philip Ryan TAB3WAY
294. 40.00 Matteo Bottai ROCSS
(remaining entries suppressed for brevity, included in calculations
below)
author npkghit
1. Nicholas J. Cox 5100.06
2. Christopher F Baum 4878.30
3. Ben Jann 2330.13
4. Mark E Schaffer 1987.17
5. Steven Stillman 1577.67
6. David Roodman 1111.00
7. Roger Newson 1080.25
8. Dan Blanchette 968.23
9. Vince Wiggins 847.00
10. Stephen P. Jenkins 842.52
11. Adrian Mander 777.67
12. John Luke Gallup 706.00
13. Thomas Steichen 648.93
14. Jean-Benoit Hardouin 647.05
15. Patrick Royston 645.18
16. Edwin Leuven 567.33
17. Barbara Sianesi 561.33
18. Joao Pedro Azevedo 550.70
19. Sophia Rabe-Hesketh 546.57
20. Roy Wada 500.00
21. Fabian Bornhorst 440.00
22. Marc-Andreas Muendler 419.67
23. Ian Watson 406.00
24. Jeroen Weesie 382.50
25. Philippe Van Kerm 376.00
26. Zurab Sajaia 364.26
27. Jan Brogger 345.00
28. Antoine Terracol 337.00
29. Joseph Hilbe 320.05
30. Richard Williams 311.08
31. Michael Lokshin 307.26
32. Paul Millar 301.50
33. Patrick Joly 297.92
34. Roger Harbord 296.33
35. Nicola Orsini 295.50
36. Fred Wolfe 291.00
37. Zhiqiang Wang 278.00
38. Michael Blasnik 277.00
39. Jonathan Sterne 273.33
40. Nick Winter 264.28
41. Maurizio Pisati 258.26
42. Enzo Coviello 244.50
43. John Hendrickx 232.80
44. Mike Bradburn 232.33
45. Doug Altman 232.33
46. Ross Harris 232.33
47. Jon Deeks 232.33
48. Eileen Wright 216.70
49. Scott Merryman 187.33
50. Gregorio Impavido 179.00
51. Joanne M. Garrett 175.00
52. Daniel Hoechle 174.50
53. Herve M. Caci 155.00
54. Tony Brady 154.00
55. J. Scott Long 149.00
56. Philip Ryan 149.00
57. Jeremy Freese 149.00
58. Nicolas Couderc 142.00
59. Ulrich Kohler 141.70
60. Kevin Crow 139.00
61. Makoto Shimizu 138.20
62. Isaias H. Salgado-Ugarte 138.20
63. Arne Risa Hole 134.50
64. Stanislav Kolenikov 134.00
65. Tamas Bartus 133.50
66. Samuel Franco 132.50
67. Richard Sperling 131.00
68. Silvia Montoya 129.50
69. Roger Aliaga 129.50
70. Toru Taniuchi 128.00
71. Maarten L. Buis 124.40
72. Joseph Harkness 124.00
73. David Kantor 120.90
74. Stefan Boes 115.17
75. Martha Lopez 105.00
76. Giovanni S.F. Bruno 104.25
77. Matteo Bottai 104.00
78. David M. Drukker 101.00
79. Joseph Coveney 100.00
80. William Gould 98.83
81. Gary Longton 95.00
82. Paul Seed 93.00
83. Amadou Bassirou Diallo 92.50
84. Rory Wolfe 90.50
85. David Clayton 87.50
86. Bill Sribney 87.33
87. Mark S Pearce 85.00
88. Paul H. Bern 84.00
89. R. E. De Hoyos 84.00
90. Rino Bellocco 83.50
91. Sander Greenland 83.50
92. Jens M. Lauritsen 83.00
93. Piotr Lewandowski 80.00
94. Fred Zimmerman 77.75
95. James Cui 77.50
96. J. Sky David 77.00
97. Alejandro Lopez-Feldman 76.00
98. Ken Heinecke 74.67
99. Thomas Cornelissen 74.00
100. Jonah B. Gelbach 73.50
101. Markus Gangl 71.00
102. D. H. Judson 70.67
103. Hilde Schaeper 68.00
104. Kerry L. Papps 64.00
105. Austin Nichols 64.00
106. Bill Rising 63.38
107. John C. Galati 62.00
108. John B. Carlin 62.00
109. William D. Dupont 62.00
110. Glenn Hoetker 61.50
111. Alfonso Miranda 60.50
112. Timothy Mak 60.00
113. Charles Morris 58.67
114. Henrik Stovring 57.22
115. Vasilis Sarafidis 57.00
116. Lars E. Kroll 54.00
117. Nicholas Oulton 54.00
118. Jeff Arnold 52.50
119. Christian Brzinsky-Fay 51.87
120. Magdalena Luniak 51.87
121. W. Dale Plummer, Jr. 51.00
122. David E. Moore 51.00
123. Lorenzo Cappellari 48.33
124. Tommaso Nannicini 48.00
125. Jesper B. Sorensen 48.00
126. Alberto Abadie 47.00
127. Jane Leber Herr 47.00
128. Abdel G. Babiker 47.00
129. Guido W. Imbens 47.00
130. Mario Cleves 47.00
131. Xavi Ramos 47.00
132. Vicki Stagg 46.00
133. Guy D. van Melle 46.00
134. Paulo Guimaraes 44.86
135. Sam Schulhofer-Wohl 44.00
136. Yang Yang 44.00
137. Aurelio Tobias 41.00
138. Laura Gibbons 40.50
139. Zhuo (Adam) Chen 40.00
140. Jeffrey S. Simons 39.00
141. Sean F. Reardon 38.75
142. Svend Juul 38.00
143. Nikos Askitas 38.00
144. Rafael Guerreiro Osorio 37.00
145. Araar Abdelkrim 37.00
146. Wim van Putten 36.46
147. Peter Sasieni 34.33
148. Julian Higgins 34.00
149. Iain Buchan 34.00
150. Stefan Wehrli 32.67
151. David Harrison 32.20
152. Tim Simcoe 31.00
153. Kyle C. Longest 30.00
154. Mamoun BenMamoun 29.50
155. Thilo Schaefer 29.00
156. Andreas Peichl 29.00
157. Jamie Griffin 28.00
158. Philip B. Ender 27.00
159. Aijing Shang 27.00
160. Vincent Kang Fu 27.00
161. Phil Bardsley 25.00
162. Jose Maria Sanchez Saez 24.00
163. Anders Alexandersson 23.33
164. Jeph Herrin 23.00
165. Matthew Openshaw 23.00
166. John R. Gleason 22.00
167. Kenneth Higbee 22.00
168. Debora Rizzuto 22.00
169. Eduard Pelz 21.00
170. Jesper Sorensen 20.33
171. John Moran 20.00
172. John Reynolds 20.00
173. Lee E. Sieswerda 20.00
174. Roberto Martinez-Espineira 20.00
175. Le Dang Trung 19.50
176. Andrew Shephard 19.00
177. Jerzy Mycielski 18.67
178. Desmond E. Williams 18.00
179. Alex Gamma 18.00
180. Joshua H. Sarver 18.00
181. Martin Biewen 18.00
182. George M. Hoffman 17.00
183. J. Katriak 17.00
184. Al Feiveson 17.00
185. Neil Shephard 17.00
186. Svend Kreiner 16.00
187. Peter Parzer 16.00
188. Philip Price 15.20
189. Gero Lipsmeier 15.00
190. Roberto G. Gutierrez 15.00
191. Andr� Charlett 15.00
192. Neville Verlander 15.00
193. Mikkel Barslund 15.00
194. Richard J Williamson 15.00
195. Allen Buxton 15.00
196. Michael Hills 14.00
197. Dankwart Plattner 13.50
198. P.T.Seed 13.00
199. Rafal Raciborski 12.92
200. Richard Goldstein 12.00
201. Bear F. Braumoeller 12.00
202. Kevin McKinney 12.00
203. John Carlin 12.00
204. R. Allan Reese 11.67
205. Kim Lyngby Mikkelsen 11.00
206. W. Dale Plummer Jr. 11.00
207. Nigel Smeeton 10.50
208. Tairi Room 10.00
209. Nicola Nante 10.00
210. Mark Lunt 10.00
211. Hung-Jen Wang 10.00
212. Morten Andersen 10.00
213. Azra Ghani 10.00
214. Stephen Soldz 10.00
215. Mark Chatfield 10.00
216. Richard J. Atkins 9.67
217. Dean Judson 9.50
218. David C. Elliott 9.00
219. Ross Odell 9.00
220. Bas Straathof 9.00
221. Steffen Kuehnel 9.00
222. Eric Zbinden 8.50
223. Margaret M. Weden 8.00
224. Frauke Kreuter 7.00
225. Rosa Gini 7.00
226. E. Paul Wileyto 6.33
227. Peter Lachenbruch 5.00
228. Michael S. Hanson 5.00
Research Papers in Economics (RePEc)
http://repec.org
*
* For searches and help try:
* http://www.stata.com/support/faqs/res/findit.html
* http://www.stata.com/support/statalist/faq
* http://www.ats.ucla.edu/stat/stata/