TFC has seven analysists with buy recomendations for PDG .
Here is the link to a 10 page analysis from Thompson..Don't know if it will link as it is to a TD secure site but it is very complete and detailed.
https://research.tdwaterhouse.ca/research/Reports/Report?documentKey=1581-B075B-3BI1AR54VJAFIGU0JI05IRBIGQ&format=PDF
Great reading..
Portee