Summers, Lawrence H <br/><br/>
Understanding unemployment 

 - London  MIT press  1990 
 - xxiv, 360p.; 23cm. 
<br/><br/><label>ISBN: </label>262192659 
<br/><br/><label>Subjects--Topical Terms: </label><br/>-Dimographic differences<br/>Labour market dynamics<br/>Unemployment - collected works<br/>Unemployment insurance