Figure 1 a

Figure 1 b

Figure 1 c

Figure 1 d

Figure 2 a

Figure 2 b

Figure 2 c

Figure 2 d

Figure 2 e

Figure 2 f

Figure 2 g

Figure 2 h

Figure 2 i

Figure 2 j

Figure 2 k

Figure 2 l

Figure 3 a

Figure 3 b

Figure 3 c

Figure 3 d

Figure 3 e

Figure 3 f

Figure 3 g

Figure 3 h

Figure 3 i

Figure 3 j

Figure 3 k

Figure 3 l

Figure 4 a

Figure 4 b

Figure 4 c

Figure 4 d

Figure 4 e

Figure 4 f

Figure 4 g

Figure 4 h

Figure 4 i

Figure 4 j

Figure 4 k

Figure 4 l

Figure 5 a

Figure 5 b

Figure 6 a

Figure 6 b

Figure 6 c

Figure 6 d

Figure 6 e

Figure 6 f

Figure 6 g

Figure 6 h

Figure 6 i

Figure 6 j

Figure 6 k

Figure 6 l

Figure 7 a

Figure 7 b

Figure 7 c

Figure 7 d

Figure 7 e

Figure 7 f

Figure 8 a

Figure 8 b

Figure 8 c

Figure 8 d

Figure 8 e

Figure 8 f

Figure 9 a

Figure 9 b

Figure 9 c

Figure 9 d

Figure 9 e

Figure 9 f

Figure 10 a

Figure 10 b

Figure 10 c

Figure 10 d

Figure 10 e

Figure 10 f

Figure 10 g

Figure 10 h

Figure 10 i

Figure 10 j

Figure 10 k

Figure 10 l

Figure 11 a

Figure 11 b

Table 1a :  Ancillary Services Prices in $ per MW for NP15

	NP15	
	Regulation	Spin	Non-Spin	Replacement	Real-time	PX	
June	Mean	$33.65	$33.15	$3.21	$3.82	$8.38	$12.09	
	Std Dev	$78.35	$70.20	$2.11	$2.17	$10.94	$9.36	
July	Mean	$15.26	$15.32	$16.38	$15.22	$27.73	$32.41	
	Std Dev	$47.39	$38.10	$46.48	$47.83	$29.72	$20.71	
August	Mean	$12.83	$35.71	$28.50	$34.68	$45.40	$39.53	
	Std Dev	$51.53	$74.94	$71.97	$78.91	$49.57	$29.10	
September	Mean	$0.40	$19.67	$14.31	$11.64	$40.77	$34.01	
	Std Dev	$9.28	$57.58	$51.71	$42.54	$41.76	$27.93	
October	Mean	$7.41	$2.60	$0.63	$0.39	$35.30	$26.65	
	Std Dev	$41.45	$12.93	$0.29	$0.63	$10.45	$7.08	
November	Mean	-$1.43	$3.32	$0.86	$0.54	$30.58	$25.74	
	Std Dev	$18.99	$11.65	$0.99	$1.12	$6.67	$6.93	
December	Mean	$23.71	$11.92	$3.22	$2.10	$29.59	$29.13	
	Std Dev	$32.43	$36.28	$23.18	$15.85	$22.37	$17.36	

Table 1b : Ancillary Services Prices in $ per MW for SP15

	SP15	
	Regulation	Spin	Non-Spin	Replacement	Real-time	PX	
June	Mean	$34.29	$39.59	$3.05	$3.65	$8.38	$12.09	
	Std Dev	$79.12	$77.68	$2.11	$2.19	$10.94	$9.36	
July	Mean	$48.45	$76.95	$14.78	$22.63	$27.62	$32.41	
	Std Dev	$95.15	$96.04	$47.55	$66.20	$29.69	$20.71	
August	Mean	$16.84	$50.23	$37.08	$35.04	$43.53	$39.53	
	Std Dev	$59.15	$88.61	$81.01	$79.36	$50.43	$29.10	
September	Mean	$0.77	$23.50	$15.64	$11.87	$35.13	$34.01	
	Std Dev	$13.15	$64.08	$54.60	$42.82	$41.22	$27.93	
October	Mean	$7.41	$2.60	$0.63	$0.39	$27.69	$26.65	
	Std Dev	$41.45	$12.93	$0.29	$0.63	$13.87	$7.08	
November	Mean	-$1.43	$3.32	$0.86	$0.54	$24.08	$25.74	
	Std Dev	$18.99	$11.65	$0.99	$1.12	$10.89	$6.93	
December	Mean	$27.32	$17.87	$5.01	$2.10	$26.13	$29.13	
	Std Dev	$40.10	$52.03	$30.79	$15.85	$22.40	$17.36	

Table 2a : Ancillary Services Bid Price Inequalities

Violation of Bid Inequality	Group	IOU	NGO	
	Period	1	2	3	1	2	3	
Preg ³ Pspin ³ Pnspin ³ Prepl	Frequency	0.74414	0.91383	0.724	0.29312	0.3289	0.30096	
Pspin ³ Pnspin ³ Prepl	Frequency	0.37618	0.40402	0.47533	0.27669	0.30383	0.29066	
Pspin ³ Pnspin	Frequency	0.32585	0.16238	0.36077	0.1071	0.11623	0.10409	
Pnspin ³ Prepl	Frequency	0.04875	0.22414	0.11484	0.23992	0.22488	0.23451	

Table 2b : Ancillary Services Bid Quantity Inequalities

Violation of Bid Inequality	Group	IOU	NGO	
	Period	1	2	3	1	2	3	
Qreg £ Qspin £ Qnspin £ Qrepl	Frequency	0.2129	0.24342	0.2817	0.26422	0.21226	0.09379	
Qspin £ Qnspin £ Qrepl	Frequency	0.00431	0.0043	0.01965	0.15934	0.06215	0.0228	
Qspin £ Qnspin	Frequency	0.00272	0.00063	0.00821	0.09821	0.05667	0.01	
Qnspin £ Qrepl	Frequency	0.00159	0.00367	0.01143	0.06326	0.00548	0.01584	

Table 3a : Ancillary Services Price Inequalities for NP15

NP15	
Violates	June	July	Aug.	Sept.	Oct.	Nov.,	Dec	
Preg ³ Pspin	0.54306	0.38306	0.81989	0.99167	0.95027	0.86111	0.13441	
Pspin ³ Pnspin	0.07639	0.5578	0.16398	0.15278	0.02688	0.06667	0.00806	
Pnspin ³ Prepl	0.55417	0.10887	0.23522	0.24583	0.20161	0.13889	0.33333	
Preg ³ Pnspin	0.39306	0.78898	0.79167	0.99167	0.94758	0.84306	0.02016	
Preg  ³ Prepl	0.36528	0.70565	0.79167	0.89583	0.63306	0.73333	0.01478	
Pspin ³ Prepl	0.08194	0.48387	0.15054	0.04028	0.00403	0.00278	0	
Ppx ³ max { Pspin , Pnspin , Prepl }	0.16111	0.0672	0.06586	0.025	0	0	0.00672	
Preal ³ max { Pspin , Pnspin , Prepl }	0.45417	0.14113	0.06855	0.01389	0.00134	0	0.00538	

Table 3b : Ancillary Services Price Inequalities for SP15

SP15	
Violates	June	July	Aug.	Sept.	Oct.	Nov.,	Dec.	
Preg ³ Pspin	0.55	0.68548	0.80914	0.9875	0.95027	0.86111	0.14382	
Pspin ³ Pnspin	0.07639	0.04973	0.09677	0.12361	0.02688	0.06667	0.00403	
Pnspin ³ Prepl	0.5625	0.30376	0.24866	0.20139	0.20161	0.13889	0.33602	
Preg ³ Pnspin	0.39444	0.62769	0.77823	0.9875	0.94758	0.84306	0.02016	
Preg  ³ Prepl	0.36667	0.56586	0.77151	0.89444	0.63306	0.73333	0.01075	
Pspin ³ Prepl	0.08194	0.09543	0.10484	0.0375	0.00403	0.00278	0	
Ppx ³ max { Pspin , Pnspin , Prepl }	0.16111	0.02151	0.0672	0.025	0	0	0.00672	
Preal ³ max { Pspin , Pnspin , Prepl }	0.4375	0.0457	0.06586	0.02778	0.00134	0.00139	0.00538