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Table 7 Assignment of financial flows to actor groups (example: Town)

From: Macroeconomic impacts of energy communities and individual prosumers: an assessment of transformation pathways

  

AB

C

D

E

Shares

    

 (1)

Owners of single-family houses

40.7%

53.1%

51.2%

39.1%

 (2)

Tenant

59.3%

46.9%

48.8%

60.9%

Not active

Option used

Option 1/Option 2

 (4)

Investment needs (euros) (SFH)

8900/9750

 (5)

O&M (euros) (SFH)

2376/2516

 (6)

Investment needs (T)

6357

 (7)

O&M (euros) (T)

1519

 

Average investment needs (euros) (= (1)*(4) + (2)*(6))

7391/7736

7709/8160

7659/8094

7351/6875

 

Average O&M cost (euros) (= (1)*(5) + (2)*(7))

1868/1925

1975/2049

1958/2030

1854/1909

Active alone

Option used

Option 3 (SFH: PV/battery system + WP)

 (8)

Investment needs (euros) (SFH)

22,980

 (9)

O&M (euros) (SFH)

1125

 (10)

Investment needs (T)

6357

 (11)

O&M (euros) (T)

1519

 

Average investment needs (euros) (= (1)*(8) + (2)*(10))

13,115

15,191

14,867

12,855

 

Average O&M cost (euros) (= (1)*(9) + (2)*(11))

1359

1310

1318

1365

Jointly active

Option used

Option 4

 (12)

Investment needs (euros) (SFH)

26,471

 (13)

O&M (SFH)

2342

 (14)

Investment needs (euros) (T)

16,680

 (15)

O&M (euros) (T)

1,483

 

Average investment needs (euros) (= (1)*(12) + (2)*(14))

20,660

21,883

21,692

20,507

 

Average O&M cost (euros) (= (1)*(13) + (2)*(15))

1832

1939

1923

1819

  1. Remarks: T: tenant, SFH: owner of single-family house
  2. *Not active: By 2025, all newly installed heating systems are to be powered by 65% renewable energy [78]. As a result, Option 1 is no longer available from 2025 onwards
  3. **Investment will not be transferred to tenants as lump sums but likely annualized