Unidad 1 y 2

<div style="width:425px" id="__ss_9637887"><strong style="display:block;margin:12px 0 4px"><a href="http://www.slideshare.net/prepa34b/economia-9637887" title="Economia">Economia</a></strong><object id="__sse9637887" width="425" height="355"><param name="movie" value="http://static.slidesharecdn.com/swf/ssplayer2.swf?doc=exposici-1-111010204656-phpapp02&stripped_title=economia-9637887&userName=prepa34b" /><param name="allowFullScreen" value="true"/><param name="allowScriptAccess" value="always"/><embed name="__sse9637887" src="http://static.slidesharecdn.com/swf/ssplayer2.swf?doc=exposici-1-111010204656-phpapp02&stripped_title=economia-9637887&userName=prepa34b" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="425" height="355"></embed></object><div style="padding:5px 0 12px">View more <a href="http://www.slideshare.net/">presentations</a> from <a href="http://www.slideshare.net/prepa34b">Vanessiita Soliis</a>.</div></div>