div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails1jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails2jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails3jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=4Page 4button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=4 data-page=4 class=ts-thumb lazyload alt=Page 4: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails4jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=5Page 5button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=5 data-page=5 class=ts-thumb lazyload alt=Page 5: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails5jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=6Page 6button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=6 data-page=6 class=ts-thumb lazyload alt=Page 6: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails6jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=7Page 7button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=7 data-page=7 class=ts-thumb lazyload alt=Page 7: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails7jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=8Page 8button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=8 data-page=8 class=ts-thumb lazyload alt=Page 8: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails8jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=9Page 9button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=9 data-page=9 class=ts-thumb lazyload alt=Page 9: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails9jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=10Page 10button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=10 data-page=10 class=ts-thumb lazyload alt=Page 10: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails10jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=11Page 11button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=11 data-page=11 class=ts-thumb lazyload alt=Page 11: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails11jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=12Page 12button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=12 data-page=12 class=ts-thumb lazyload alt=Page 12: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails12jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=13Page 13button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=13 data-page=13 class=ts-thumb lazyload alt=Page 13: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails13jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=14Page 14button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=14 data-page=14 class=ts-thumb lazyload alt=Page 14: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails14jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=15Page 15button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=15 data-page=15 class=ts-thumb lazyload alt=Page 15: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails15jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=16Page 16button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=16 data-page=16 class=ts-thumb lazyload alt=Page 16: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails16jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=17Page 17button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=17 data-page=17 class=ts-thumb lazyload alt=Page 17: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails17jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=18Page 18button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=18 data-page=18 class=ts-thumb lazyload alt=Page 18: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails18jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=19Page 19button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=19 data-page=19 class=ts-thumb lazyload alt=Page 19: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails19jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=20Page 20button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=20 data-page=20 class=ts-thumb lazyload alt=Page 20: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails20jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=21Page 21button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=21 data-page=21 class=ts-thumb lazyload alt=Page 21: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails21jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=22Page 22button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=22 data-page=22 class=ts-thumb lazyload alt=Page 22: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails22jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=23Page 23button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=23 data-page=23 class=ts-thumb lazyload alt=Page 23: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails23jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=24Page 24button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=24 data-page=24 class=ts-thumb lazyload alt=Page 24: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails24jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=25Page 25button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=25 data-page=25 class=ts-thumb lazyload alt=Page 25: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails25jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=26Page 26button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=26 data-page=26 class=ts-thumb lazyload alt=Page 26: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails26jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=27Page 27button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=27 data-page=27 class=ts-thumb lazyload alt=Page 27: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails27jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=28Page 28button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=28 data-page=28 class=ts-thumb lazyload alt=Page 28: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails28jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=29Page 29button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=29 data-page=29 class=ts-thumb lazyload alt=Page 29: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails29jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=30Page 30button div class=ts-imageimg data-url=wmi82b1-nber-2020-3-20-title-author-unknown-created-date-3211997-70845htmlpage=30 data-page=30 class=ts-thumb lazyload alt=Page 30: wmi82b1 - NBER · 2020 3 20 · Title: wmi82b1tmp Author: Unknown Created Date: 3211997 7:08:45 AM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer2022071610614906ef9241b00fbd674b0ehtml5thumbnails30jpg width=140 height=200 divdiv
