{"version":"1.0","provider_name":"Journalismlab","provider_url":"https:\/\/www.journalismlab.nl\/en","author_name":"Piet Bakker","author_url":"https:\/\/www.journalismlab.nl\/en\/author\/piet-bakker\/","title":"Journalismlab &#8211; Drie uitgevers beheersen Nederlandse dagbladmarkt","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"z6ifEEYcFz\"><a href=\"https:\/\/www.journalismlab.nl\/en\/drie-uitgevers-beheersen-nederlandse-dagbladmarkt\/\">Drie uitgevers beheersen Nederlandse dagbladmarkt<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.journalismlab.nl\/en\/drie-uitgevers-beheersen-nederlandse-dagbladmarkt\/embed\/#?secret=z6ifEEYcFz\" width=\"600\" height=\"338\" title=\"&#8220;Drie uitgevers beheersen Nederlandse dagbladmarkt&#8221; &#8212; Journalismlab\" data-secret=\"z6ifEEYcFz\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n<\/script>","description":"In deel 4 van een korte serie over oplagecijfers: De Persgroep, TMG en Mediahuis\/Concentra hebben samen 90% van de Nederlandse dagbladmarkt in handen. Persconcentratie was nog nooit zo hoog in ons land. Door Piet Bakker In 2015 zijn er acht uitgevers actief in Nederland \u2013 dat waren er nog 25 in 1980. Twee van de [&hellip;]"}