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To: <[log in to unmask]> In-Reply-To: <[log in to unmask]> Precedence: list List-Help: <https://listserv.yorku.ca/cgi-bin/wa?LIST=SHOE>, <mailto:[log in to unmask] SHOE> List-Unsubscribe: <mailto:[log in to unmask]> List-Subscribe: <mailto:[log in to unmask]> List-Owner: <mailto:[log in to unmask]> List-Archive: <https://listserv.yorku.ca/cgi-bin/wa?LIST=SHOE> Return-Path: [log in to unmask] X-MS-Exchange-Organization-Network-Message-Id: dfbede5f-69b7-4a97-be66-08d684b2ceed X-MS-Exchange-Organization-AuthSource: EX02.uni-trier.de X-MS-Exchange-Organization-AuthAs: Anonymous X-MS-Exchange-Transport-EndToEndLatency: 00:00:00.0607093 X-MS-Exchange-Processed-By-BccFoldering: 15.01.1591.012 MIME-Version: 1.0 ------=_Part_1928213_1373797886.1548627187209 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit What was the first use of Y for aggregate output or income?And why Y?Fred Foldvary ------=_Part_1928213_1373797886.1548627187209 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: 7bit <html><head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body><div style="color:#000; background-color:#fff; font-family:Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><div id="yui_3_16_0_ym19_1_1548627046851_4728"><span id="yui_3_16_0_ym19_1_1548627046851_4752">What was the first use of Y for aggregate output or income?</span></div><div id="yui_3_16_0_ym19_1_1548627046851_4728"><span>And why Y?</span></div><div id="yui_3_16_0_ym19_1_1548627046851_4728" dir="ltr"><span>Fred Foldvary</span></div><div class="qtdSeparateBR" id="yui_3_16_0_ym19_1_1548627046851_4729"><br></div></div></body></html> ------=_Part_1928213_1373797886.1548627187209--