div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imagea href=https:reader038fdokumencomreader038viewer2023022715632296c2050768990e0fee7fhtml5page1jpg target=_blank img data-url=documentsproductivity-in-historical-perspective-1983htmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: Productivity in historical perspective 1983 loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader038fdokumencomreader038viewer2023022715632296c2050768990e0fee7fhtml5thumbnails1jpg width=140 height=200 adivpProductivity in historical perspectivep pPeter E Frankspdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imagea href=https:reader038fdokumencomreader038viewer2023022715632296c2050768990e0fee7fhtml5page2jpg target=_blank img data-url=documentsproductivity-in-historical-perspective-1983htmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: Productivity in historical perspective 1983 loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader038fdokumencomreader038viewer2023022715632296c2050768990e0fee7fhtml5thumbnails2jpg width=140 height=200 adivp©1983pdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imagea href=https:reader038fdokumencomreader038viewer2023022715632296c2050768990e0fee7fhtml5page3jpg target=_blank img data-url=documentsproductivity-in-historical-perspective-1983htmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: Productivity in historical perspective 1983 loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader038fdokumencomreader038viewer2023022715632296c2050768990e0fee7fhtml5thumbnails3jpg width=140 height=200 adivdivdiv class=trans-pagebutton class=gotoPage...