Step 1
Prepare the date - Replace all bundle prices (highlighted in YELLOW) on the Analysis tab of the working sheet – “Bundling – PSet1 – Part 2” – by following these steps:
ITEM SALES | ITEM PRICE | PROFIT | BUN SALES | BUN PRICE | BUN PROFIT | ||||||||||||||
8000 | 0.10 | 800.00 | 100 | 1 | 100.00 | <———— | Bundled price must change to the sorted (and transposed) Total WTP for each Consumer from the WTP sheet | ||||||||||||
6000 | 0.25 | 1500.00 | 99 | 2 | 198.00 | ||||||||||||||
4000 | 0.50 | 2000.00 | 98 | 3 | 294.00 | ||||||||||||||
1700 | 0.90 | 1530.00 | 97 | 4 | 388.00 | ||||||||||||||
200 | 1.50 | 300.00 | 96 | 5 | 480.00 | ||||||||||||||
95 | 6 | 570.00 | |||||||||||||||||
94 | 7 | 658.00 | |||||||||||||||||
93 | 8 | 744.00 | |||||||||||||||||
92 | 9 | 828.00 | |||||||||||||||||
91 | 10 | 910.00 | |||||||||||||||||
90 | 11 | 990.00 | |||||||||||||||||
89 | 12 | 1068.00 | |||||||||||||||||
88 | 13 | 1144.00 | |||||||||||||||||
87 | 14 | 1218.00 | |||||||||||||||||
86 | 15 | 1290.00 | |||||||||||||||||
85 | 16 | 1360.00 | |||||||||||||||||
84 | 17 | 1428.00 | |||||||||||||||||
83 | 18 | 1494.00 | |||||||||||||||||
82 | 19 | 1558.00 | |||||||||||||||||
81 | 20 | 1620.00 | |||||||||||||||||
80 | 21 | 1680.00 | |||||||||||||||||
79 | 22 | 1738.00 | |||||||||||||||||
78 | 23 | 1794.00 | |||||||||||||||||
77 | 24 | 1848.00 | |||||||||||||||||
Best Price: | $ 0.50 | <- Choose cell with price that maximizes profit (this will adjust item Consumer Surplus ) | 76 | 25 | 1900.00 | Best Price: | <- Choose cell with price that maximizes profit (this will adjust Bundle Consumer Surplus) | ||||||||||||
Max Profit: | $ 2,000.00 | <- Choose cell with max profit | 75 | 26 | 1950.00 | Max Profit: | $ 2,550.00 | <- Choose cell with max profit | |||||||||||
Total Available CS | $ 3,740.20 | Total consumer value of all songs | 74 | 27 | 1998.00 | Total Available CS | $ 3,740.20 | Total consumer value of all songs | |||||||||||
Avg Item WTP | $ 0.47 | How much consumers are willing to pay for items on average | 73 | 28 | 2044.00 | Avg Bundle WTP | $ 37.40 | How much consumers are willing to pay for bundles on average? | |||||||||||
Mode Item WTP | Mode of the distribution for single item WTP | 72 | 29 | 2088.00 | Total CS kept | Total (WTP – Price Paid) across all sold bundles | |||||||||||||
Total CS kept | Total (WTP – Price Paid) across all sold songs | 71 | 30 | 2130.00 | % Unsold | Total WTP such that 0 < WTP < Price | |||||||||||||
% Unsold | Total WTP such that 0 < WTP < Price | 70 | 31 | 2170.00 | Missing Surplus | Unsold bundles = Total Avail CS – Profit – Kept CS | |||||||||||||
Missing Surplus | Total Value of Unsold items = Total Avail CS – Profit – CS Kept | 69 | 32 | 2208.00 | |||||||||||||||
68 | 33 | 2244.00 | |||||||||||||||||
67 | 34 | 2278.00 | |||||||||||||||||
66 | 35 | 2310.00 | |||||||||||||||||
65 | 36 | 2340.00 | |||||||||||||||||
64 | 37 | 2368.00 | |||||||||||||||||
63 | 38 | 2394.00 | |||||||||||||||||
COMMENT: | "=COUNTIF(WTP!$B$2:$CW$101,CONCATENATE(">=",TEXT(B2,"0.00")))" | 62 | 39 | 2418.00 | |||||||||||||||
COMMENT: | "Count each WTP item for which user value is >= price. The CONCATENATE and TEXT create a test string based on price in B2 carried to 2 digits." | 61 | 40 | 2440.00 | |||||||||||||||
60 | 41 | 2460.00 | COMMENT: | "=SUM(WTP!B106:CW106)/(COUNTIF(WTP!B2:CW101,">0"))" | |||||||||||||||
COMMENT: | "=(COUNTIF(WTP!B2:CW101,"<"&B26))/(COUNTIF(WTP!B2:CW101,">0"))" | 59 | 42 | 2478.00 | COMMENT: | "Ratio of all songs in unsold bundles to count of all songs" | |||||||||||||
COMMENT: | "Ratio of all songs less valuable than price relative to all songs more valuable than zero." | 58 | 43 | 2494.00 | |||||||||||||||
57 | 44 | 2508.00 | |||||||||||||||||
56 | 45 | 2520.00 | |||||||||||||||||
55 | 46 | 2530.00 | |||||||||||||||||
54 | 47 | 2538.00 | |||||||||||||||||
53 | 48 | 2544.00 | |||||||||||||||||
52 | 49 |