11 empire MTT... anyone play this differently?

[bjb23]

Party Poker No-Limit Hold'em Tourney, Big Blind is t150 (9 handed) converter

MP3 (t3805)
CO (t1710)
Button (t2569)
SB (t6755)
BB (t2945)
UTG (t1530)
UTG+1 (t4680)
Hero (t2585)
MP2 (t3405)

Preflop: Hero is MP1 with J[img]/images/graemlins/diamond.gif[/img], J[img]/images/graemlins/spade.gif[/img].
<font color="#666666">2 folds</font>, <font color="#CC3333">Hero raises to t425</font>, <font color="#666666">5 folds</font>, BB calls t275.

Flop: (t925) K[img]/images/graemlins/heart.gif[/img], 2[img]/images/graemlins/spade.gif[/img], 3[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">BB bets t150</font>, Hero calls t150.

Turn: (t1225) K[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">BB bets t300</font>, Hero calls t300.

River: (t1825) 2[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
BB checks, <font color="#CC3333">Hero bets t600</font>, BB calls t600.

Final Pot: t3025

is this a good spot for a value bet on the river? should i have raised the flop or turn to see where i stand? comments on all streets would be much appreciated.