Financial data for Joel de Paris, Inc., for last year follow:

Joel de Paris, Inc. Balance Sheet
Beginning Balance Ending Balance
Assets Cash $ 129,000 $ 135,000
Accounts receivable 348,000 484,000
Inventory 578,000 479,000
Plant and equipment, net 825,000 822,000
Investment in Buisson, S. A. 398,000 432,000
Land (undeveloped) 247,000 246,000
Total assets $ 2,525,000 $ 2,598,000
Liabilities and Stockholders' Equity
Accounts payable $ 376,000 $ 332,000
Long-term debt 1,040,000 1,040,000
Stockholders' equity 1,109,000 1,226,000
Total liabilities and stockholders' equity $ 2,525,000 $ 2,598,000

Joel de Paris, Inc. Income Statement Sales $ 4,700,000 Operating expenses 4,042,000 Net operating income 658,000 Interest and taxes: Interest expense $ 121,000 Tax expense 204,000 325,000 Net income $ 333,000The company paid dividends of $216,000 last year. The "Investment in Buisson, S. A.," on the balance sheet represents an investment in the stock of another company. Compute the companyâs margin, turnover, and return on investment (ROI) for last year.