No matter the tradition to which they affiliate themselves, case-oriented o
r variable-oriented, policy analysts increasingly agree on the potential of
a comparative methodology for the advancement of knowledge. Our thesis is
that the 10 Canadian provinces offer a superb laboratory for testing hypoth
eses and building theories in policy analysis. Indeed, there are numerous i
mportant issues in comparative public policy research that could be usefull
y treated in a provincial setting. Three stand out as being at the centre o
f the comparative public policy field: the growth and decline of the state,
the partisan influence on public policy, and neocorporatist explanations o
f policy outcomes. This article addresses each of these issues in turn to s
how how comparative research in an international context can serve to defin
e a research agenda on provincial public policy in a comparative perspectiv
e.